Answered

F(x)= x^2-7x+1
a. F(3)
b. F(1)
c. F(x+1)

Sagot :

Cheahjimmyviz
f(x) = x² -7x + 1
f(3) = 3² - 7 . 3 + 1 =    -11
f(1) =  1² - 7 . 1 + 1=    - 5
f(x+1) =    (x+1)² - 7(x+1) +1
           = x²+2x+1-7x-1 + 1
           =  x²- 5x