exam
Maths Puzzle
Numerical Ability
Determine if F(x) = (1/3)x-3 and g(x)= 3x+9 are inverse functions by computing their comositions.
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I am in need of help...I have to multiply this one....
Page 279
Number 30
(x+3)(x-6)
2(-3a=5)=4(a+4)
ii know the answer is 12 but idk how to get it