O PLS How to type in answers: Use shift+6 to enter exponents. If you wanted to type y squared, then it would look like this: y^2. For fractions, enclose the numerator in parentheses and enclose the denominator is parentheses, and use the backslash button for the fraction bar. For example, if the numerator is x+2 and the denominator is x - 3, then you would type it like this: (x+2)/(x-3). Do not space any characters. Let f(x) = 3x2 - x and g(x) = 4x - 2. Find the following: A) f(a) B) g(a + 2) C) f(a ) + g (a + 2 )