Mika incorrectly estimated v60 by following these steps:
step 1: v60 is between 49 and v64, or between 7 and 8
step 2: 7.72 = 59.29
step 3: 7.82 = 60.84
step 4: v60 is between 7.8 and 7.9
determine whether mika's work is correct. if not, which step is incorrect?

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Ответ:

coreybaldwin22

15.02.2020

Mathematics

F(x)=2x+1
g(x)= x²-7,
f o g(x)=2(x²-7)+1=2x²-14+1=2x²-13
f o g(2)=2*2²-13=8-13=-5

or
g(2)=4-7=-3
f o g(2)=2*(-3)+1=-5

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Mika incorrectly estimated v60 by following these steps: step 1: v60 is between 49 and v64, or between 7 and 8 step 2: 7.72 = 59.29 step 3: 7.82 = 60.84 step 4: v60 is between 7.8 and 7.9 determine whether mika's work is correct. if not, which step is incorrect?