Question

if a and b are acute angles such that cos a > cos b then a = b true or false

Answer 1

Answer:

False

Step-by-step explanation:

a=b.

hope it helps you ...

Answer 2

Answer:

false

Step-by-step explanation:

as,cos 30°=√3 / 2

& cos 60°=1/2

so,here,we see that cos a > cos b

hence,a<b

so,its a false statement