Question
which of the following radian measures would be a soultion to 2sin^2 2x-1=0
A)pi/4
B)pi/6
C)pi/8
D)pi/12
A)pi/4
B)pi/6
C)pi/8
D)pi/12
Answers
Damon
sin^2 2x = 1/2 ??
sin 2x = sqrt(2) / 2 that is 45 degrees or pi/4 radians
sin 2x = sqrt(2) / 2 that is 45 degrees or pi/4 radians