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Find all p which satisfy both the inequalities 0 >= 64p - 144 and 0 > 22 - 20p. Express your answer in interval notation, reducing any fractions in your answer.

 Apr 27, 2022
 #1
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0  ≥  64p - 144                        0 >  22 - 20p

144  ≥ 64p                               20p > 22

144/64  ≥  p                               p > 22/20

p ≤ 144/64                                 p >  11/10

p ≤  9/4

 

p  =   (11/10 , 9/4  ]

 

 

cool cool cool

 Apr 27, 2022

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