Answer:
X elevated to 21/25
Step-by-step explanation:
Exponent law say you have to multiplied the exponents:
(3/5)*(7/5) =
21/25
The mistake was using sumatory instead multiplication.
Regards
Answer: Assuming the a2 is a with an exponent of 2 and a3 is a with an exponent of 3, the answer is 2a^6-2a^5
Step-by-step explanation: the number after the ^ means to the power of
By replacing you get:
5*7-2*11+3*(-1) = 35-22-3= 10
so the answer is 10.
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Answer:

- Sales price= $
List price=L Discount

Step-by-step explanation:
The percentage discount is 
The discount is always given on the list price.

Let the list price be L, then
List price=L
Sales price= $
Discount
We substitute into the equation to get:


Divide both sides by 0.805


The list price of the swimming pool is $1450
it's 21/21 which would simplify to 1
How I got that answer was by multiplying 3/7 and 7/3 to get 21 both times