Answer:
Option B.
Step-by-step explanation:
The given formula is

It is given that a line segment has endpoints Q at –8 and S at 12. Point R partitions the directed line segment from Q to S in a 4:1 ratio. It means




Substitute these values in the given formula.

Therefore, the correct option is B.
Answer:
14/25
Step-by-step explanation:
0.56=56/100=28/50=14/25
Answer:
X=9 or x=-9
Step-by-step explanation:
X^2=81
Can be written as
x^2-81=0
Factorize by the property:
a^2-b^2=(a-b)(a+b)
So the expression becomes:
(x-9)(x+9)=0
Therefore, either x-9=0or x+9=0
Then the solutions are x=9 or x=-9
Answer:
Step-by-step explanation:
We know that g = -3 and h = 5
Plugging in the values for g and h you will get:



Final answer is 