64.8k views
1 vote
Javier simplified the expression below. Find and

describe the three mistakes he made.
20x
- (203) = (5x®]* _ 5x * to
(5x®)» (20x)} – 20.x* *4

Javier simplified the expression below. Find and describe the three mistakes he made-example-1
User Eminsenay
by
8.5k points

1 Answer

3 votes

Answer:

Explanation:

Javier did not raise the coefficients to the third power

When Javier raised
x to the third power, he wrote that
(x^1)^3=x^4, but it equals
x^3.

In the last step, Javier divided the exponents. He should have used the quotient of powers property and subtracted them.

User Slaporte
by
8.1k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories