SOLUTION: Let f(x)=x^2 +8x
Solve f(x)=-16
Algebra.Com
Question 1186777: Let f(x)=x^2 +8x
Solve f(x)=-16
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
Solve
.........write as a square of the sum
solution:
=>
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