Solve each equation by using the quadratic formula. Give real answers (a) exactly and (b) rounded to

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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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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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Question Posted: Feb 09, 2018 04:40 AM

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Solve each equation by using the quadratic formula. Give real answers (a) exactly and (b) rounded to

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1 a x 2 4x 4 0 a 1 b 4 c 4 b Since 2 1141 the solutions are approxi...View the full answer

Mathematical Applications for the Management Life and Social Sciences

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