Answer:
3
Step-by-step explanation:
If x-1 is a factor, then x=1 is a solution. So:
0=1³+1k-4
1k=3
k=3 .........
Answer:
you multiply 10*2=20
and 2+3=5
Step-by-step explanation:
is this right or wrong?
You can take the -1 times the final answer and keep the denominator as positive, or keep track of all the negatives.
Answer:
4(x - 1) = 4x - 4
3x + 6 = 3(x + 2)
Step-by-step explanation:
The first equation is

We simplify to get;

This is not true, therefore this equation has no solution.
The second equation is

Combine like terms:



This has a unique solution.
The 3rd equation is

Group similar terms:

The 4th equation is :


This is always true. The equation has infinite solution.
The 5th equation is:

This also has infinite solution
The 6th equation is

It has a unique solution.
Answer:
d- (x+8)(x−4)
Step-by-step explanation:
Hi there!
Factored form of a quadratic equation:
where <em>r</em> and <em>s</em> are the zeros of the quadratic
We're given that the zeros are -8 and 4. Plug these into the factored form equation:

I hope this helps!