abominatrix158p6bb73 abominatrix158p6bb73
  • 01-06-2018
  • Mathematics
contestada

Simplify the expression 2 square root 20 - 3 square root 7 - 2 square root 5 + 4 square root 63

Respuesta :

Аноним Аноним
  • 01-06-2018
2 sqrt 20 - 3 sqrt 7 - 2 sqrt 5 + 4 sqrt 63

= 2 sqrt4 sqrt 5 - 3 sqrt 7 - 2 sqrt 5 + 4 sqrt 9 sqrt 7

=  4 sqrt 5  - 2 sqrt 5 + 12 sqrt 7 - 3 sqrt 7

= 2 sqrt 5 +  9 sqrt 7 (answer)



Answer Link

Otras preguntas

A bag contains 5 red marbles, 3 blue marbles, 7 yellow marbles, and 2 green marbles. Which ratio can be used to compare the red marbles to the blue marbles? A)
In "The World Is Too Much with Us," what accounts for people's being "out of tune"? a. their disregard for others c. their over-involvement with economic aspec
What did the American leaders decide to have
Which of the following is NOT a goal of ASEAN members? a. cultural development b. protection of peace and stability in the region c. provide opportunities fo
The Chinese dynasty that followed the Xia was called _____. Shag Shing Shang Shong
Kameela says that a good choice of wine to pair with cheese is a Zinfandel. Annette says that a better choice to pair with cheese is Pinot Noir. Who is correct?
The _______ of a song are often referred to as stanzas. A. measures B. verses C. beats D. notes
Vicki has a 50 inch roll of ribbon. She uses 3 feet of the ribbon to wrap a gift. How many inches of ribbon does she have left?
Why does the government plan its financial expenditure framework for a period of five years?
0.44 in scientific notation