Cos^3+cos^3(630+A)
Solve it...
Answers
Answered by
2
given,
cos^3(A)+cos^3(630°+A)
cos^3(A)+cos^3(2π+(270+A))
cos^3(A)+cos^3(270+A)
cos^3(A)+sin^3(A)
hence the answer is cos^3(A)+sin^3(A)
cos^3(A)+cos^3(630°+A)
cos^3(A)+cos^3(2π+(270+A))
cos^3(A)+cos^3(270+A)
cos^3(A)+sin^3(A)
hence the answer is cos^3(A)+sin^3(A)
Similar questions