How many, and what type of, solutions does y=5x^2−10x−12 have? 2 rational solutions 1 rational solution 2 irrational solutions 2

Question

3 years ago

15

nonreal solutions

2 answers:

KATRIN_1 [288] · Answer 1 · 2022-03-11T23:12:15+03:00

7 0

Answer:2 nonreal solutions

Step-by-step explanation:

yulyashka [42] · Answer 2 · 2022-03-12T01:03:56+03:00

6 0

Answer:

2 irrational solutions

Step-by-step explanation:

y = 5x² - 10x - 12

B² - 4AC

(-10)² - 4(5)(-12)

100 + 240

340 > 0

So two distinct real roots.

Since sqrt(340) is not rational, the roots are also irrational