question from maple - MaplePrimes

Question:question from maple

Posted: rameen hamood 30 Product: Maple

November 05 2019

Express cos(5t) in terms of powers of cost and sint. cos(6t)=cos(t)^6+acos(t)^4*sin(t)^2*+bcos(t)^2*sin(t)^4+csin(t)^6.

a=?,b=?c=?

how do we find this through maple?

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