Question

Multiply and simplify: sq rt 7x ((sq rt x)-7sq rt. 7)

Answer 1

Answer:

7x(√x - 7√7) Multiply √7x to "√x" and "-7√7" respectively: 

√7x*√x - 7√7*√7x 

First is to simplify: √7x² - 7√7²x 

Extract the squares: x√7 - 7*7√x 

Then, we simplify: x√7 - 49√x 

After simplifying the equation, I got the answer x√7 - 49√x.

Step-by-step explanation:

Answer 2

7x(√x - 7√7) Multiply √7x to "√x" and "-7√7" respectively: 
√7x*√x - 7√7*√7x 
First is to simplify: √7x² - 7√7²x 
Extract the squares: x√7 - 7*7√x 

Then, we simplify: x√7 - 49√x 
After simplifying the equation, I got the answer x√7 - 49√x.