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Question 1

In simplest form, each of these expressions is:

a 6 × x × y
6 × xy  6xy x × 6y check answer for question 1a.
b 5 × x × 7 × 3
105x 5 × x × 21 5x × 21 check answer for question 1b.
c 6 × p × p × 4
6 × p\(^2\) × 4 24 × p × p 24p\(^2\) check answer for question 1c.
d 4 × x × x × x × x
4x\(^4\)  4x\(^3\)  4 × x\(^4\) check answer for question 1d.