Finite Math Examples

$\frac{x^{4} + 3 x^{2} + 5}{x - c}$

Step 1

Reorder $x$ and $- c$ .

$\frac{x^{4} + 3 x^{2} + 5}{- c + x}$

Step 2

Set up the polynomials to be divided. If there is not a term for every exponent, insert one with a value of $0$ .

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

Step 3

Divide the highest order term in the dividend $x^{4}$ by the highest order term in divisor $x$ .

$x^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

Step 4

Multiply the new quotient term by the divisor.

$x^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

Step 5

The expression needs to be subtracted from the dividend, so change all the signs in $x^{4} - x^{3} c$

$x^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

Step 6

After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.

$x^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

Step 7

Pull the next terms from the original dividend down into the current dividend.

$x^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

Step 8

Divide the highest order term in the dividend $x^{3} c$ by the highest order term in divisor $x$ .

$x^{3}$

$x^{2} c$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

Step 9

Multiply the new quotient term by the divisor.

$x^{3}$

$x^{2} c$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

Step 10

The expression needs to be subtracted from the dividend, so change all the signs in $x^{3} c - x^{2} c^{2}$

$x^{3}$

$x^{2} c$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

Step 11

After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.

$x^{3}$

$x^{2} c$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

Step 12

Divide the highest order term in the dividend $3 x^{2}$ by the highest order term in divisor $x$ .

$x^{3}$

$x^{2} c$

$3 x$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

Step 13

Multiply the new quotient term by the divisor.

$x^{3}$

$x^{2} c$

$3 x$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

Step 14

The expression needs to be subtracted from the dividend, so change all the signs in $3 x^{2} - 3 x c$

$x^{3}$

$x^{2} c$

$3 x$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

Step 15

After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.

$x^{3}$

$x^{2} c$

$3 x$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

Step 16

Divide the highest order term in the dividend $x^{2} c^{2}$ by the highest order term in divisor $x$ .

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

Step 17

Multiply the new quotient term by the divisor.

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

Step 18

The expression needs to be subtracted from the dividend, so change all the signs in $x^{2} c^{2} - x c^{3}$

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

Step 19

After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

Step 20

Divide the highest order term in the dividend $3 x c$ by the highest order term in divisor $x$ .

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$3 c$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

Step 21

Multiply the new quotient term by the divisor.

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$3 c$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

$3 c x$

$3 c^{2}$

Step 22

The expression needs to be subtracted from the dividend, so change all the signs in $3 c x - 3 c^{2}$

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$3 c$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

$3 c x$

$3 c^{2}$

Step 23

After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$3 c$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

$3 c x$

$3 c^{2}$

$x c^{3}$

$3 c^{2}$

Step 24

Divide the highest order term in the dividend $x c^{3}$ by the highest order term in divisor $x$ .

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$3 c$

$c^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

$3 c x$

$3 c^{2}$

$x c^{3}$

$3 c^{2}$

Step 25

Multiply the new quotient term by the divisor.

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$3 c$

$c^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

$3 c x$

$3 c^{2}$

$x c^{3}$

$3 c^{2}$

$c^{3} x$

$c^{4}$

Step 26

The expression needs to be subtracted from the dividend, so change all the signs in $c^{3} x - c^{4}$

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$3 c$

$c^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

$3 c x$

$3 c^{2}$

$x c^{3}$

$3 c^{2}$

$c^{3} x$

$c^{4}$

Step 27

After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.

$x^{3}$

$x^{2} c$

$3 x$

$x c^{2}$

$3 c$

$c^{3}$

$x$

$c$

$x^{4}$

$0 x^{3}$

$3 x^{2}$

$0 x$

$5$

$x^{4}$

$x^{3} c$

$3 x^{2}$

$x^{3} c$

$x^{2} c^{2}$

$3 x^{2}$

$x^{2} c^{2}$

$3 x^{2}$

$3 x c$

$x^{2} c^{2}$

$3 x c$

$x^{2} c^{2}$

$x c^{3}$

$3 x c$

$x c^{3}$

$3 c x$

$3 c^{2}$

$x c^{3}$

$3 c^{2}$

$c^{3} x$

$c^{4}$

$3 c^{2}$

$c^{4}$

Step 28

The final answer is the quotient plus the remainder over the divisor.

$x^{3} + x^{2} c + 3 x + x c^{2} + 3 c + c^{3} + \frac{3 c^{2} + c^{4}}{x - c}$