Science

Math

Humanities

... and beyond

Socratic Meta
Featured Answers

Topics

Question #47e3f

1 Answer

Dec 5, 2016

We know that #-1<=costheta<=1#

when #theta=(2n+1)pi,costheta=-1#
and when #theta=2npi,costheta=1#
#" where "n in ZZ#

So maximum value of #cos(5x)=1# and minimum value of #cos(5x)=-1#

Hence

#Y_"max"=10*1-1=9#

#Y_"min"=10*(-1)-1=-11#

Related questions

See all questions in Translating Sine and Cosine Functions

Impact of this question

1023 views around the world

You can reuse this answer
Creative Commons License