Cross-multiplication:
The answer is B.
The answer is B.
Which operation is performed in the derivation of the quadratic formula moving from Step 6 to Step 7? subtracting from both side
s of the equation squaring both sides of the equation taking the square root of both sides of the equation taking the square root of the discriminant
2 answers:
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Solve out
x^2 + 64 = 0
x^2 = -64 ( we are going to use imaginary numbers to solve)
x =
x = 8i, -8i final answers
x^2 + 64 = 0
x^2 = -64 ( we are going to use imaginary numbers to solve)
x =
x = 8i, -8i final answers