add the following polynomial and find the degree of the resultant polynomial.
f(x)=16x^4-5x^2+9,g(x)=6x^3+7x-15
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Step-by-step explanation:
f(X)+g(X)
=(16x⁴-5x²+9)+(6x³+7x-15)
=16x⁴-5x²+9+6x³+7x-15
=16x⁴+6x³-5x²+7x-6
so, degree of resultant polynomial=4 ans
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