exam
Maths Puzzle
Numerical Ability
can someone check this for me PLEASE?
X^2
OVER
X-3
MINUS
9
OVER
X-3
X^2-9
OVER
X-3
EQUAL
9
OVER
X-3
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exam Other Question
How would you multiply this binomial?
(4c-1)^2
I came up with 16c^2-8c+1... is that correct... or is it 16c^2+8c+1?
can someone help me factor these problems? Thanks.
1.4r^3-4
2.(21-7t)+(3r-rt)
3.x^3+64y^3
4.(x^3+7x^2)(-4x-28)