Determine the value(s) for which the rational expression −12d−1/10d+5 is undefined. If there's more than one value, list them separated by a comma, e. g. d=2,3.

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

What is the first step of an indirect proof of a number that is divisible by two

Twenty points. 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