Solve each equation by using the quadratic formula. Give real answers (a) exactly and (b) rounded to
Question:
Solve each equation by using the quadratic formula. Give real answers (a) exactly and (b) rounded to two decimal places?
1. x2 - 4x = 4
2. x2 + 7 = 6x
3. 2w2 + w + 1 = 0
4. z2 + 2z + 4 = 0
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Related Book For
Mathematical Applications for the Management Life and Social Sciences
ISBN: 978-1305108042
11th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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