Mathematics, 02.04.2021 03:40 james2811
Given tan theta = -2 and pi/2 < theta < pi; find cos2theta.
a. - 4/3
b.- 4/5
c. 3/4
d. - 3/5
(help please, it's on edge)
Answers: 3
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Given tan theta = -2 and pi/2 < theta < pi; find cos2theta.
a. - 4/3
b.- 4/5
c. 3/4...
b.- 4/5
c. 3/4...
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