let f(x) = 8x3 + 18x2 − 10 and g(x) = 4x + 1. find f of x over g of x.
2 times x squared plus 4 times x minus 1 plus 9 over the quantity 4 times x plus 1
2 times x squared plus 4 times x minus 1 minus 9 over the quantity 4 times x plus 1
2 times x squared plus 4 times x plus 1 plus 9 over the quantity 4 times x plus 1
2 times x squared plus 4 times x plus 1 minus 9 over the quantity 4 times x plus 1