Question

Solve.

x3-13x - 1 2 = 0​

Answer 1

Answer:

3×-13=-39

-39×-12=468

Answer 2

Step-by-step explanation:

sub x = - 1

f(x)=x3-13x -12

f(-1)=-1+13-12

=12-12

=0

therefore x=-1 is the answer