exam Maths Puzzle Numerical Ability

2x^2-14x
_________
x^2-10x+21

How do I simplify

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exam Other Question

can someone please help me with this problem:

Evaluae the function at the given value of the independent variable and simplify.

f(x) = x^3 + 3 / x^2 - 3; f(3)

a. 2
b. 10/3
c. 5
d. 9/2 Can someone help me on this problem?

I need to list all the factors of 45

Thanks,
Sher