1 Solve 7cos6x2 for the smallest three positive solutions Gi

1. Solve 7cos(6x)=2 for the smallest three positive solutions.

Give your answers accurate to at least two decimal places, as a list separated by commas

Solution

7cos(6x)=2

cos 6x=2/7

6x=cos^-1(2/7)

6x=1.281,5.00,7.56

x=0.21,0.834,1.26

and that\'s the answer.