I need Help REALLYY FASTT. Choose all the common denominators for 1/4 and 7/10. A. 10
B. 20
C. 24
D. 32
E. 40

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122