If a(x) and b(x) are linear functions with one variable, which of the following expressions produces a quadratic function? a.(ab)(x) b. a/b(x) c.(a – b)(x) d.(a + b)(x)

Itook a better photo of the question so y’all can see it i hope it’s a fine photo

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.