book Maths Puzzle Numerical Ability

1. want is the factor 2p2-9p+10
2. solve the inequality:-x+1<-1/2
3.|b+2/<-1=b/b<3
4.find the domain of y=x+3 if the range is {-1,1,3,5
5.find the product:-5a2(a

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book Other Question

Let f(x)=x^2+x and g(x)=2x+1. Find and simplify the following:
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a) (g o f)(x)
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b) (f o g)(x) -- the o is colored in.
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c) (f+g)(2)
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d) (f-g)(3)







Find f(x) where y=f(x). 8y(6x-7)-12x(4y+3)+265-5(3x-y+2)=0