Which equation has both 4 and -4 as possible values of y? A. 2 = 8
B. 3 = 8
C. 2 = 16
D. 3 = 64

Kinu wants to buy topsoil for a section of her garden that has the dimensions shown in the figure. each bag covers 2 square yards. how many bags of topsoil should kinu buy? explain how you found the answer.

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.