f(-1)=(-1)2+4(-1)+2

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Solution for f(-1)=(-1)2+4(-1)+2 equation: 


Simplifying
f(-1) = (-1) * 2 + 4(-1) + 2

Reorder the terms for easier multiplication:
-1f = (-1) * 2 + 4(-1) + 2

Multiply -1 * 2
-1f = -2 + 4(-1) + 2

Multiply 4 * -1
-1f = -2 + -4 + 2

Combine like terms: -2 + -4 = -6
-1f = -6 + 2

Combine like terms: -6 + 2 = -4
-1f = -4

Solving
-1f = -4

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Divide each side by '-1'.
f = 4

Simplifying
f = 4

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