Please help !! what is the simplest form of this expression? (x-3)(x^2+4x+5)
A. x^3+7x^2+7x+15
B. x^3+x^2+17x+15
C. x^3+x^2-7x-15
D. x^3-7x^2-17x-15

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

Given that δabc is similar to δdef, which is a possible trigonometric ratio for ∠d? a) tan d = 24 30 b) tan d = 30 24 c) tan d = 18 24 d) tan d = 24 18