exam Maths Puzzle Numerical Ability

choose the best answer? thanks!


X^2+12x-3

A.) (X+3)(X-1) B.) (X-3)(X+1)
C.) (X+3)(x+9) D.) prime

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exam Other Question

I am having difficulty solving this exercise:

Multiply -3a^2b/35^5 times 14a^3b^2/-9b^4. Thank you in advance for any help you can give me.
Solve each of the following by graphing
3x-y=3
3x-y=6