If g(t)=(3t-5)^2+4t-1, find expressions for each of the following:
(a) g(a)
(b) g(a+2)

Right ∆abc has coordinates a(-7, 3), b( -7, 10), and c(-1, 3). the triangle is reflected over the x - axis and then reflected again over the y - axis to create ∆a'b'c'. which are the coordinates of vertex a'?