Find the number and type of solutions for x² + 3x = 10. a. The equation has two real solutions. b. Cannot determine without grap

Question

Find the number and type of solutions for x² + 3x = 10.
a. The equation has two real solutions.
b. Cannot determine without graphing.
The equation has one real solution.
d. The equation has two nonreal complex solutions.

in progress 0
Natalia 1 week 2021-09-15T22:12:50+00:00 1 Answer 0

Answers ( )

    0
    2021-09-15T22:14:25+00:00

    Answer:$A$

    Step-by-step explanation:

    Lets subtract 10 on both sides. Hence, our equation is x^2+3x-10=0. Applying the quadratic formula, we get our roots as (-3 +/- sqrt(49))/2, so the equations roots are (-3 +/-7)/2 which is obviously real. Hence, our answer is A.

Leave an answer

45:7+7-4:2-5:5*4+35:2 =? ( )