Question

if f(y) =5y square +3y+7 then f(1) is = to​

Answer 1

Answer:

  15

Step-by-step explanation:

f(y) =5y² + 3y + 7

f(1) =5(1)² + 3(1) + 7   ( substituting  y = 1 )

     = 5 + 3 + 7

     = 15