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Find Pif P = −0.1x² +34x + 2800 and a. x = 140, P = b. x = 200, P =
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1 vote
1 vote
Find Pif P = −0.1x² +34x + 2800 and
a. x = 140, P =
b. x = 200, P =

User AtaerCaner
by
3.2k points

1 Answer

15 votes
15 votes

Answer:

a) 5600

b) 5600

Explanation:


a) \: ( - 0.1 * {140}^(2) ) + (34 * 140) + 2800 \\ ( - 0.1 * 19600) \: + 4760 + 2800 \\ - 1960 + 4760 + 2800 = 5600 \\ \\ b) \: ( - 0.1 * {200}^(2) ) + (34 * 200) + 2800 \\ ( - 0.1 * 40000) + 6800 + 2800 \\ - 4000 + 6800 + 2800 = 5600

User Phuah Yee Keat
by
3.3k points
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