Basic Math Examples

Solve for t t=(-20- square root of 20^2-4*-16*7)/(2(-16))
Step 1
Simplify the numerator.
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Step 1.1
Raise to the power of .
Step 1.2
Multiply .
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Step 1.2.1
Multiply by .
Step 1.2.2
Multiply by .
Step 1.3
Add and .
Step 1.4
Rewrite as .
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Step 1.4.1
Factor out of .
Step 1.4.2
Rewrite as .
Step 1.5
Pull terms out from under the radical.
Step 1.6
Multiply by .
Step 2
Simplify terms.
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Step 2.1
Multiply by .
Step 2.2
Cancel the common factor of and .
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Step 2.2.1
Factor out of .
Step 2.2.2
Factor out of .
Step 2.2.3
Factor out of .
Step 2.2.4
Cancel the common factors.
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Step 2.2.4.1
Factor out of .
Step 2.2.4.2
Cancel the common factor.
Step 2.2.4.3
Rewrite the expression.
Step 2.3
Move the negative in front of the fraction.
Step 2.4
Rewrite as .
Step 2.5
Factor out of .
Step 2.6
Factor out of .
Step 2.7
Simplify the expression.
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Step 2.7.1
Move the negative in front of the fraction.
Step 2.7.2
Multiply by .
Step 2.7.3
Multiply by .
Step 3
The result can be shown in multiple forms.
Exact Form:
Decimal Form: