exam
Maths Puzzle
Numerical Ability
Please help me!
If:
f(x) = 4-x and g(x) = 1+x^2 find (g*f)(-2)
Thanx
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exam Other Question
x+3y=12
2x-4y=24
I am suppose to find the GCF for these sets but i don't understand can someone help me?
1. 12a^3b^2,18a^2b^3,6a^4b^4
2. (6y^2-3y)(y+7)