exam
Maths Puzzle
Numerical Ability
simplify
x+2
over
x
x+2
over
3x
A)-3
B)3(x+2)
over
x-2
C)-4
over
3
D)x^2-4
over
3x^2
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exam Other Question
Evaluate without a calculator:
A) sin{ Arctan [(-5/13)]}
B)cos{ Arcsin[(-3/4)]}
C)Arccos[(-square root of 3/2)]
D) tan { Arcsin[(-3/4)]}
-8x - 5y = -45 as a function of x.
Options:
A)f(x)=8x + 9
B)f(x) = -8/5 + 9
c)f(x) = 5/8x - 45
d)f(x) = -8x + 45