Calculus Examples

$f (t) = \sqrt[3]{t^{2} - 5} {(3 t - 5)}^{3}$

Step 1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt[3]{t^{2} - 5}$ as ${(t^{2} - 5)}^{\frac{1}{3}}$ .

$\frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{3}]$

Step 2

Differentiate using the Product Rule which states that $\frac{d}{d t} [f (t) g (t)]$ is $f (t) \frac{d}{d t} [g (t)] + g (t) \frac{d}{d t} [f (t)]$ where $f (t) = {(t^{2} - 5)}^{\frac{1}{3}}$ and $g (t) = {(3 t - 5)}^{3}$ .

${(t^{2} - 5)}^{\frac{1}{3}} \frac{d}{d t} [{(3 t - 5)}^{3}] + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 3

Differentiate using the chain rule, which states that $\frac{d}{d t} [f (g (t))]$ is $f' (g (t)) g' (t)$ where $f (t) = t^{3}$ and $g (t) = 3 t - 5$ .

Tap for more steps...

Step 3.1

To apply the Chain Rule, set $u_{1}$ as $3 t - 5$ .

${(t^{2} - 5)}^{\frac{1}{3}} (\frac{d}{d u_{1}} [{u_{1}}^{3}] \frac{d}{d t} [3 t - 5]) + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 3.2

Differentiate using the Power Rule which states that $\frac{d}{d u_{1}} [{u_{1}}^{n}]$ is $n {u_{1}}^{n - 1}$ where $n = 3$ .

${(t^{2} - 5)}^{\frac{1}{3}} (3 {u_{1}}^{2} \frac{d}{d t} [3 t - 5]) + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 3.3

Replace all occurrences of $u_{1}$ with $3 t - 5$ .

${(t^{2} - 5)}^{\frac{1}{3}} (3 {(3 t - 5)}^{2} \frac{d}{d t} [3 t - 5]) + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 4

Differentiate.

Tap for more steps...

Step 4.1

Move $3$ to the left of ${(t^{2} - 5)}^{\frac{1}{3}}$ .

$3 \cdot {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} \frac{d}{d t} [3 t - 5] + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 4.2

By the Sum Rule, the derivative of $3 t - 5$ with respect to $t$ is $\frac{d}{d t} [3 t] + \frac{d}{d t} [- 5]$ .

$3 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} (\frac{d}{d t} [3 t] + \frac{d}{d t} [- 5]) + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 4.3

Since $3$ is constant with respect to $t$ , the derivative of $3 t$ with respect to $t$ is $3 \frac{d}{d t} [t]$ .

$3 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} (3 \frac{d}{d t} [t] + \frac{d}{d t} [- 5]) + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 4.4

Differentiate using the Power Rule which states that $\frac{d}{d t} [t^{n}]$ is $n t^{n - 1}$ where $n = 1$ .

$3 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} (3 \cdot 1 + \frac{d}{d t} [- 5]) + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 4.5

Multiply $3$ by $1$ .

$3 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} (3 + \frac{d}{d t} [- 5]) + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 4.6

Since $- 5$ is constant with respect to $t$ , the derivative of $- 5$ with respect to $t$ is $0$ .

$3 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} (3 + 0) + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 4.7

Simplify the expression.

Tap for more steps...

Step 4.7.1

Add $3$ and $0$ .

$3 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} \cdot 3 + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 4.7.2

Multiply $3$ by $3$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} \frac{d}{d t} [{(t^{2} - 5)}^{\frac{1}{3}}]$

Step 5

Differentiate using the chain rule, which states that $\frac{d}{d t} [f (g (t))]$ is $f' (g (t)) g' (t)$ where $f (t) = t^{\frac{1}{3}}$ and $g (t) = t^{2} - 5$ .

Tap for more steps...

Step 5.1

To apply the Chain Rule, set $u_{2}$ as $t^{2} - 5$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{d}{d u_{2}} [{u_{2}}^{\frac{1}{3}}] \frac{d}{d t} [t^{2} - 5])$

Step 5.2

Differentiate using the Power Rule which states that $\frac{d}{d u_{2}} [{u_{2}}^{n}]$ is $n {u_{2}}^{n - 1}$ where $n = \frac{1}{3}$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3} {u_{2}}^{\frac{1}{3} - 1} \frac{d}{d t} [t^{2} - 5])$

Step 5.3

Replace all occurrences of $u_{2}$ with $t^{2} - 5$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3} {(t^{2} - 5)}^{\frac{1}{3} - 1} \frac{d}{d t} [t^{2} - 5])$

Step 6

To write $- 1$ as a fraction with a common denominator, multiply by $\frac{3}{3}$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3} {(t^{2} - 5)}^{\frac{1}{3} - 1 \cdot \frac{3}{3}} \frac{d}{d t} [t^{2} - 5])$

Step 7

Combine $- 1$ and $\frac{3}{3}$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3} {(t^{2} - 5)}^{\frac{1}{3} + \frac{- 1 \cdot 3}{3}} \frac{d}{d t} [t^{2} - 5])$

Step 8

Combine the numerators over the common denominator.

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3} {(t^{2} - 5)}^{\frac{1 - 1 \cdot 3}{3}} \frac{d}{d t} [t^{2} - 5])$

Step 9

Simplify the numerator.

Tap for more steps...

Step 9.1

Multiply $- 1$ by $3$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3} {(t^{2} - 5)}^{\frac{1 - 3}{3}} \frac{d}{d t} [t^{2} - 5])$

Step 9.2

Subtract $3$ from $1$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3} {(t^{2} - 5)}^{\frac{- 2}{3}} \frac{d}{d t} [t^{2} - 5])$

Step 10

Combine fractions.

Tap for more steps...

Step 10.1

Move the negative in front of the fraction.

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3} {(t^{2} - 5)}^{- \frac{2}{3}} \frac{d}{d t} [t^{2} - 5])$

Step 10.2

Combine $\frac{1}{3}$ and ${(t^{2} - 5)}^{- \frac{2}{3}}$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{{(t^{2} - 5)}^{- \frac{2}{3}}}{3} \frac{d}{d t} [t^{2} - 5])$

Step 10.3

Move ${(t^{2} - 5)}^{- \frac{2}{3}}$ to the denominator using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + {(3 t - 5)}^{3} (\frac{1}{3 {(t^{2} - 5)}^{\frac{2}{3}}} \frac{d}{d t} [t^{2} - 5])$

Step 10.4

Combine $\frac{1}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$ and ${(3 t - 5)}^{3}$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + \frac{{(3 t - 5)}^{3}}{3 {(t^{2} - 5)}^{\frac{2}{3}}} \frac{d}{d t} [t^{2} - 5]$

Step 11

By the Sum Rule, the derivative of $t^{2} - 5$ with respect to $t$ is $\frac{d}{d t} [t^{2}] + \frac{d}{d t} [- 5]$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + \frac{{(3 t - 5)}^{3}}{3 {(t^{2} - 5)}^{\frac{2}{3}}} (\frac{d}{d t} [t^{2}] + \frac{d}{d t} [- 5])$

Step 12

Differentiate using the Power Rule which states that $\frac{d}{d t} [t^{n}]$ is $n t^{n - 1}$ where $n = 2$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + \frac{{(3 t - 5)}^{3}}{3 {(t^{2} - 5)}^{\frac{2}{3}}} (2 t + \frac{d}{d t} [- 5])$

Step 13

Since $- 5$ is constant with respect to $t$ , the derivative of $- 5$ with respect to $t$ is $0$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + \frac{{(3 t - 5)}^{3}}{3 {(t^{2} - 5)}^{\frac{2}{3}}} (2 t + 0)$

Step 14

Combine fractions.

Tap for more steps...

Step 14.1

Add $2 t$ and $0$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + \frac{{(3 t - 5)}^{3}}{3 {(t^{2} - 5)}^{\frac{2}{3}}} (2 t)$

Step 14.2

Combine $2$ and $\frac{{(3 t - 5)}^{3}}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + \frac{2 {(3 t - 5)}^{3}}{3 {(t^{2} - 5)}^{\frac{2}{3}}} t$

Step 14.3

Combine $\frac{2 {(3 t - 5)}^{3}}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$ and $t$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} + \frac{2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 15

To write $9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2}$ as a fraction with a common denominator, multiply by $\frac{3 {(t^{2} - 5)}^{\frac{2}{3}}}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$ .

$9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} \cdot \frac{3 {(t^{2} - 5)}^{\frac{2}{3}}}{3 {(t^{2} - 5)}^{\frac{2}{3}}} + \frac{2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 16

Combine $9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2}$ and $\frac{3 {(t^{2} - 5)}^{\frac{2}{3}}}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$ .

$\frac{9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} (3 {(t^{2} - 5)}^{\frac{2}{3}})}{3 {(t^{2} - 5)}^{\frac{2}{3}}} + \frac{2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 17

Combine the numerators over the common denominator.

$\frac{9 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} (3 {(t^{2} - 5)}^{\frac{2}{3}}) + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 18

Multiply $3$ by $9$ .

$\frac{27 {(t^{2} - 5)}^{\frac{1}{3}} {(3 t - 5)}^{2} {(t^{2} - 5)}^{\frac{2}{3}} + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 19

Multiply ${(t^{2} - 5)}^{\frac{1}{3}}$ by ${(t^{2} - 5)}^{\frac{2}{3}}$ by adding the exponents.

Tap for more steps...

Step 19.1

Move ${(t^{2} - 5)}^{\frac{2}{3}}$ .

$\frac{27 ({(t^{2} - 5)}^{\frac{2}{3}} {(t^{2} - 5)}^{\frac{1}{3}}) {(3 t - 5)}^{2} + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 19.2

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$\frac{27 {(t^{2} - 5)}^{\frac{2}{3} + \frac{1}{3}} {(3 t - 5)}^{2} + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 19.3

Combine the numerators over the common denominator.

$\frac{27 {(t^{2} - 5)}^{\frac{2 + 1}{3}} {(3 t - 5)}^{2} + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 19.4

Add $2$ and $1$ .

$\frac{27 {(t^{2} - 5)}^{\frac{3}{3}} {(3 t - 5)}^{2} + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 19.5

Divide $3$ by $3$ .

$\frac{27 {(t^{2} - 5)}^{1} {(3 t - 5)}^{2} + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 20

Simplify $27 {(t^{2} - 5)}^{1} {(3 t - 5)}^{2}$ .

$\frac{27 (t^{2} - 5) {(3 t - 5)}^{2} + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21

Simplify.

Tap for more steps...

Step 21.1

Apply the distributive property.

$\frac{(27 t^{2} + 27 \cdot - 5) {(3 t - 5)}^{2} + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2

Simplify the numerator.

Tap for more steps...

Step 21.2.1

Factor ${(3 t - 5)}^{2}$ out of $(27 t^{2} + 27 \cdot - 5) {(3 t - 5)}^{2} + 2 {(3 t - 5)}^{3} t$ .

Tap for more steps...

Step 21.2.1.1

Factor ${(3 t - 5)}^{2}$ out of $(27 t^{2} + 27 \cdot - 5) {(3 t - 5)}^{2}$ .

$\frac{{(3 t - 5)}^{2} (27 t^{2} + 27 \cdot - 5) + 2 {(3 t - 5)}^{3} t}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.1.2

Factor ${(3 t - 5)}^{2}$ out of $2 {(3 t - 5)}^{3} t$ .

$\frac{{(3 t - 5)}^{2} (27 t^{2} + 27 \cdot - 5) + {(3 t - 5)}^{2} (2 (3 t - 5) t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.1.3

Factor ${(3 t - 5)}^{2}$ out of ${(3 t - 5)}^{2} (27 t^{2} + 27 \cdot - 5) + {(3 t - 5)}^{2} (2 (3 t - 5) t)$ .

$\frac{{(3 t - 5)}^{2} (27 t^{2} + 27 \cdot - 5 + 2 (3 t - 5) t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.2

Multiply $27$ by $- 5$ .

$\frac{{(3 t - 5)}^{2} (27 t^{2} - 135 + 2 (3 t - 5) t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.3

Apply the distributive property.

$\frac{{(3 t - 5)}^{2} (27 t^{2} - 135 + (2 (3 t) + 2 \cdot - 5) t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.4

Multiply $3$ by $2$ .

$\frac{{(3 t - 5)}^{2} (27 t^{2} - 135 + (6 t + 2 \cdot - 5) t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.5

Multiply $2$ by $- 5$ .

$\frac{{(3 t - 5)}^{2} (27 t^{2} - 135 + (6 t - 10) t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.6

Apply the distributive property.

$\frac{{(3 t - 5)}^{2} (27 t^{2} - 135 + 6 t \cdot t - 10 t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.7

Multiply $t$ by $t$ by adding the exponents.

Tap for more steps...

Step 21.2.7.1

Move $t$ .

$\frac{{(3 t - 5)}^{2} (27 t^{2} - 135 + 6 (t \cdot t) - 10 t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.7.2

Multiply $t$ by $t$ .

$\frac{{(3 t - 5)}^{2} (27 t^{2} - 135 + 6 t^{2} - 10 t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.8

Add $27 t^{2}$ and $6 t^{2}$ .

$\frac{{(3 t - 5)}^{2} (33 t^{2} - 135 - 10 t)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$

Step 21.2.9

Reorder terms.

$\frac{{(3 t - 5)}^{2} (33 t^{2} - 10 t - 135)}{3 {(t^{2} - 5)}^{\frac{2}{3}}}$