Which expression(s) have a greatest common factor (GCF) of 3xy2 with 42xy4? Select all that apply.
A. 6x2y2
B. 15xy2z
C. 27x3y2
D. 9xy3

Indicate the formula for the following conditions: p^c(n, r)=

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet

Which of the following functions corresponds to the above sinusoid? a. 10 cos πx - 5 b. -5 sin x - 5 c. -10 cos πx/2 - 0.5 d. 10 sin πx - 5