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show that sin3theta-cos2theta =(1-sin theta)(4sin
show that sin3theta-cos2theta =(1-sin theta)(4sin squared theta + 2sin theta -1)
1 answer
asked by
victor2
418 views
show that sin3theta-cos2theta =(1-sin theta)(4sin squared theta + 2sin theta -1)
1 answer
asked by
victor2
480 views
prove 3cos theta - cos3theta = 2cos theta cos2theta + 4sin theta sin 2theta
0 answers
asked by
Cindy
531 views
If (costheta + i sintheta) (cos2theta+ isin2theta) (cos3theta + i sin3theta).............
(cos2ntheta + isin2ntheta) = 1, then
1 answer
asked by
Kaur
274 views
Which is a polar form of the following parametric equations ?
x=4sin^2 theta Y=4 sin theta cos theta a) r=1/4sin theta cod theta
1 answer
51 views
which is a polar form of the following parametric equations?
x=4sin^2(theta) y=4 sin(theta) cos (theta) *r=1/4
1 answer
asked by
bobby
46 views
1. Show that Sin3 Theta - Cos2 Theta = (1 - Sin Theta)(4Sin^2 Theta + 2Sin Theta - 1).
Without using a calculator, show that
0 answers
asked by
Edwards
576 views
Given that SIN Theta = -1/sqrt(10) and theta is in quadrant 4, find sin2theta and cos2theta.
I'm not sure how to properly square
1 answer
asked by
Joe
631 views
Solve the equation for solutions in the interval 0<=theta<2pi
Problem 1. 3cot^2-4csc=1 My attempt: 3(cos^2/sin^2)-4/sin=1
2 answers
asked by
Renee
1,717 views
tan theta= 15/8 and pi< theta<3pi/2
a. Sin(- theta) b. cos2theta c. sin( theta - 3pi/4) d. cos(theta/2) can someone explain to me
1 answer
asked by
unknown
2,637 views