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OpenStudy (anonymous):
Joyce is trying to solve the equation y = x2 − 8x + 7 using the quadratic formula. She has made an error in one of the steps below. Find the step where Joyce went wrong. Step 1 Step 2 Step 3 Step 4
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OpenStudy (anonymous):
OpenStudy (anonymous):
OpenStudy (mertsj):
-(-8)=8
OpenStudy (anonymous):
so is it step 3?
OpenStudy (mertsj):
What is a, b, and c in your equation?
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OpenStudy (anonymous):
|dw:1366937552598:dw|
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