SOLUTION: please help me slove this question f(x)=x^2+7
i got this but i dont know what to do from here -7+ or - the square root of 85 over 2
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Question 386417: please help me slove this question f(x)=x^2+7
i got this but i dont know what to do from here -7+ or - the square root of 85 over 2
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
f(x)=x^2+7
x^2 + 7 = 0
x^2 = -7
x = ± isqrt(7) (i = sqrt(-1) )
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