exam
Maths Puzzle
Numerical Ability
solve for y in each of the following equations
y = xz x = 2, z = 5
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exam Other Question
Use properties of exponents to simplify:
a)100^3/2
b)-9^1/2
c)3^1/2*27^1/2
d)((1/8)^-2)^1/3
e)((121^-1)^-1/2)/22)
Where are the coordinates of the foci for 25x2 + 9y2 - 50x - 36y - 164 = 0?
a. (1, -2) & (1, 6)
b. (-1, -2) & (-1, 6))
c. (-2, 1) & (6, 1)
d. (2, -1) & (-6, -1)