Question

Evaluate each function at its given value​

Answer 1

Substitution

(7)

`f(n) = 6( - 8) {}^(2) + 54( - 8) + 46`

=-2

(8)

`f(n) = - 4(7) {}^(3) + 28(7) {}^(2) - 5(7) + 40`

=5

(9)

`f(n) = 4( - 2) {}^(4) + ( - 2) {}^(3) - 9( - 2) {}^(2) + 3( - 2) - 15`

=-1

(10)

`f(a) = - 7(6) {}^(3) + 41(6) {}^(2) + 35`

=-1

(11)

`f(n) = (3) {}^(3) - 4(3) {}^(2) - 5(3) + 26`

=2

(12)

`f(x) = 2(5) {}^(2) + 7( - 5) - 30`

=-15

Hope this will help you