exam Maths Puzzle Numerical Ability

What is a graphing window?

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exam Other Question

find a linear function f(x) satisfying the given conditions: f(-4)=2 and f(-1)=-5. f(x) = (1 + x)/x
g(x) = 1/(1 - x)
h(x) = 1/(1 + x)
If so, (g o h)(x) =

a. x
b. 2 - x
c. -x
d. x/(2x + 1)
e. (1 - x)/(2 - x)
f. (1 + x)/x
g. (2 - x)/(1 - x)