Answer:
c
Step-by-step explanation:
the formula is
When we plug that in we get 
Hope this helps!
Answer:
5/6 because it would be because the numerator would be 5 and the denominator would be 6.
X² <span>− 3x − 70=0
</span>x² + 7x - 10x − 70=0
x(x+7) - 10(x+7) = 0
(x+7)(x-10) = 0
x + 7 = 0 or x - 10 = 0
x = -7 x = 10
Answer: x=-7, x=10