Given f(x)=4x2−5 and g(x)=x+3 .

What is (fg)(x) ?

−4x2+x+8

4x3−15

4x3+12x2−5x−15

4x2−x−8

Are triangles the congruent? write the congruency statement.what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?

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.

What is the slope of the line (-7,2) (4,6)