SOLUTION: Prove that
(sin3A + sinA)sinA + (cosA - cosA)cosA = 0
Algebra.Com
Question 1136234: Prove that
(sin3A + sinA)sinA + (cosA - cosA)cosA = 0
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
(sin3A + sinA)sinA + (cosA - cosA)cosA = 0->need correction-> (cosA - cosA)cosA should be (cos3A - cosA)cosA
....since we have
RELATED QUESTIONS
Prove that
(sin3A + sinA)sinA + (cos3A - cosA)cosA =... (answered by MathLover1)
PROVE THAT sinA/1+cosA +... (answered by AAfter Search)
Prove that: ((cos2A)/(cosA+sinA)^3) =... (answered by Cromlix)
Prove... (answered by Alan3354)
show that... (answered by solve_for_x)
sin5A/sinA-cos5A/cosA=4cos2A
prove... (answered by Edwin McCravy)
Prove that... (answered by MathLover1)
Please prove: ((cos2A)/(cosA+sinA)^3) =... (answered by Cromlix)
CosA/cosA-SinA - CosA/cosA+sinA = tan SquareA
(answered by Alan3354)