1.)...(2x)(3x^3)?

I said it was x=5 am I right?step by step plz?

2.)....(4xy^2)^3

im not sure about this one

2 answers

1. (2)(3)x^1+3
= 6x^4

2. (4)^3 x^1*3 y^2*3
= 64x^3y^6
Remember that ^ has higher precedence than * or +, so in these expressions, parentheses are required:

1. (2)(3)x^(1+3)
=6x^4

2. (4)^3 x^(1*3) y^(2*3)
=64 x^3 y^6
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