15.7 if you multiple but if you add its 8.2
Answer:
x >-7
Step-by-step explanation:
3x>−21.
Divide each side by 3
3x/3 >-21/3
x >-7
Answer:
sqrt(2) sqrt(5) sqrt(2) sqrt(5)
Step-by-step explanation:
sqrt(2) sqrt(5) sqrt(2) sqrt(5)
We know sqrt(a) sqrt(b) = sqrt(ab)
sqrt(2*2) sqrt(5*5)
sqrt(4) sqrt(25)
2 * 5
10
This is a rational number
Answer:
There are only two roots of a quadratic.
Step-by-step explanation:
Not sure how Joe got three, but he did something incorrectly.