Answer:
OB.
Step-by-step explanation:
you first find the common denominator of the two fractions. then u start dividing each denominator into the common denominator u chose and multiplying the answer with the numerator
The formula of the midpoint of HE:

We have H(0; 0) and E(2a; 2a). Substitute:
I think you need to retype this one. The formatting makes this question difficult to understand.
Answer:
see explanation
Step-by-step explanation:
Using the rules of exponents
•
⇔ 
•
= 1
•
×
⇔ 
Given
(a)
= 
(b)
= 3³
(c)
×
× 
=
× 1
= 
= 