Because of the commutative property of multiplication, it is true that 3/4

×
4
=
4
×
3/4

. However, these expressions can be calculated in different ways even though the solutions will be the same.

Below, show two different ways of solving this problem.

First, show how
3/4*4

can be solved using repeated addition.

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

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