Algebra
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Can I get help with these two? I cant figure them out.
What is the vertex form of the equation?
y =  x2 +8x – 12
Simplify the expression.
(6i)2

Algebra 
bobpursley
f(x)= x2 +8x – 12 =(x^28x+16)+4
= (x4)^2 +4
on the second, I assume you meant
(6i)^{2}
(1^2 * 6^2 * i^2)=36 
Algebra 
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Thank you
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