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Mathematics, 02.04.2021 03:00 zmoore3793

PLEAS HEL A baseball is thrown in the air from center field to home plate. The path of the baseball is represented by the equation p(x)=βˆ’7x2+52x+99. How long will it take for the ball to get to home plate?

Tell me what steps went wrong as I solved this problem. Explain how to fix it.

Problem:

P(x) = -7x2 +52x+99

Step 1: -7x2 +52x+99 = 0

Step 2: a = -7 b = 52 c = 99

Step 3: βˆ’52Β±(52)2βˆ’4(βˆ’7)(99)√2(βˆ’7)

Step 4: βˆ’52Β±5476√14

Step 5:βˆ’52Β±7414

Step 6: x = 117 x = - 9

117 seconds

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Answers: 1

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