If f(x)= 2ax tanx + b In(cosx) and f'(x)=5 tanx +4xsec?x, then the values of the constants a and b are ----

Mathematics For Machine Technology
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ISBN:9781337798310
Author:Peterson, John.
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Chapter58: Achievement Review—section Five
Section: Chapter Questions
Problem 30AR: Determine dimension x to 3 decimal places.
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If f(x)= 2ax tanx + b In(cosx) and f'(x)=5 tanx +4xsec2x, then the
values of the constants a and b are ----
O a=4, b=-3
O a=-2, b=1
O' a=2, b=-1
O a=2, b=3
Check
Transcribed Image Text:Time left 0:34:00 If f(x)= 2ax tanx + b In(cosx) and f'(x)=5 tanx +4xsec2x, then the values of the constants a and b are ---- O a=4, b=-3 O a=-2, b=1 O' a=2, b=-1 O a=2, b=3 Check
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