Yes it is true:
(1 - cos^2 x) = sin^2 x Sqr.(1 - cos^2 x) = sin x and (-sinx) True, since sin x negative. Also, x terminates in quadrant 3 and 4. Hope this is helpful
Sum = 20(1-(1/4)^5) / (1-1/4) = 26.64
Answer:
Yes
Step-by-step explanation:
The slope intercept form is y=1.38x
-.38, -0.08 , -.6 or -3/5 ,0.04
