When 5x^2+2=4x is written in standard form what are the values of a b and c

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis