Question

4. f(x)=x + x2 - 6x on [-1, 4]​

Answer 1

Step-by-step explanation:

f(x)=x+x2-6×

at x=-1

f(-1)=(-1)+(-1)(2)-6(-1)

=-1-2+6

=-3+6

f(-1)=-3

at x=4

f(4)=(4)+(4)(2)-6(4)

=4+8-24

=12-24

f(4)=-12