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Suppose that f(x) and g(x) are polynomials of degree 4 and 5 respectively. What is the degree of f(x^3)*g(x^3)?

 Jun 18, 2021
 #1
avatar+2248 
0

x^3^4 = x^12

x^5^3 = x^15

15 > 12, so our answer is 15. :))

 

=^._.^=

 Jun 18, 2021
 #2
avatar+114920 
+2

It is multiply, not add, catmg .....

 

I'd go for 12+15 = 27

 Jun 19, 2021
edited by Melody  Jun 19, 2021
 #3
avatar+2248 
+1

Oh oops.

Thanks for pointing it out.

Tsk tsk, can't believe I misread that. 

 

=^._.^=

catmg  Jun 19, 2021

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