For this case we must solve the following questions:
Question 1:
We should simplify the following expression:

Applying double C we have:

By definition of multiplication of powers of the same base we have to place the same base and add the exponents:
Canceling common terms:

Answer:
Option A
Question 2:
We should simplify the following expression:

So, we have:

Simplifying common terms:

Answer:
Option D
Question 3:
We factor the following expressions to rewrite the experience:
<em>
: </em>We look for two numbers that multiplied give 10 and added 7:

<em>
</em> We look for two numbers that multiplied give -50 and added -5:

<em>
</em>
Rewriting the given expression we have:

We simplify common terms in the numerator and denominator we have:

Answer:
Option D
Answer:
15
Step-by-step explanation:
(3/5)*25=15
Answer:
=-110
Step-by-step explanation:
:)
The answer is C because it like adding 11.40+00.40 and that would be 12:20
Answer:
The correct answer is $16217
Step-by-step explanation:
You do 5550 + 13000 and get that answer and subtract 2333