3. (a) If f(3) = $5 and 171(3) is obtained from flirt) by shifting f(1:) 2 units to the left and 9 units up, then scaling vertically by multiplying by a factor of 4, what is the formula For m[$)? {b} If at} = 5:5 + 23 and m(:v) is obtained from f($) by shifting f(x) 2 units to the right and 9 units down, then scaling horizontally by multiplying by a factor of 7, what is the formula for 111(3)