Help fast please !! Represent the following sentence as an algebraic expression, where "a number" is the letter x. 4 is added to
1 answer:
You might be interested in
Answer:
The answer is D.
Step-by-step explanation:
We have to apply Discriminant Law. When a quadratic equation, ax² + bx + c = 0 has equal roots so the discriminant will be 0. Then, you have to substitute the values into the formula :
