Finite Math Examples

Solve for x i+24ix+2ix^2=0
Step 1
Use the quadratic formula to find the solutions.
Step 2
Substitute the values , , and into the quadratic formula and solve for .
Step 3
Simplify.
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Step 3.1
Multiply the numerator and denominator of by the conjugate of to make the denominator real.
Step 3.2
Multiply.
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Step 3.2.1
Combine.
Step 3.2.2
Simplify the numerator.
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Step 3.2.2.1
Apply the product rule to .
Step 3.2.2.2
Raise to the power of .
Step 3.2.2.3
Rewrite as .
Step 3.2.2.4
Multiply by .
Step 3.2.2.5
Multiply .
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Step 3.2.2.5.1
Raise to the power of .
Step 3.2.2.5.2
Raise to the power of .
Step 3.2.2.5.3
Use the power rule to combine exponents.
Step 3.2.2.5.4
Add and .
Step 3.2.2.6
Rewrite as .
Step 3.2.2.7
Multiply .
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Step 3.2.2.7.1
Multiply by .
Step 3.2.2.7.2
Multiply by .
Step 3.2.2.8
Add and .
Step 3.2.2.9
Rewrite as .
Step 3.2.2.10
Rewrite as .
Step 3.2.2.11
Rewrite as .
Step 3.2.2.12
Rewrite as .
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Step 3.2.2.12.1
Factor out of .
Step 3.2.2.12.2
Rewrite as .
Step 3.2.2.13
Pull terms out from under the radical.
Step 3.2.2.14
Move to the left of .
Step 3.2.3
Simplify the denominator.
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Step 3.2.3.1
Add parentheses.
Step 3.2.3.2
Raise to the power of .
Step 3.2.3.3
Raise to the power of .
Step 3.2.3.4
Use the power rule to combine exponents.
Step 3.2.3.5
Add and .
Step 3.2.3.6
Rewrite as .
Step 3.3
Move the negative in front of the fraction.
Step 3.4
Factor out of .
Step 3.5
Multiply by .
Step 3.6
Multiply by .
Step 4
The final answer is the combination of both solutions.