firehunter0001 firehunter0001

23-07-2018
Mathematics

contestada

I need a little help :)

Simplify. √(9a^2) + √(49b) - a + √b

1) 2b + 8 √a
2) 2b - 8√b
3) 2b + 8√b

Respuesta :

GoddessofDork GoddessofDork

23-07-2018

So firstly, square root 9a^2 and 49: [tex] 3a+7\sqrt{b}-a+\sqrt{b} [/tex]

Next, combine like terms, and your answer will be [tex] 2a+8\sqrt{b} [/tex] , or the third option.

Answer Link

Otras preguntas

The most common and hated symbol of the cold war was the _______.

The system of distributing powers between states and a central government is called

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. R

Which of the following statements BEST reflects the views of environmental determinists? Societies choose the environments best suited to their cultural values.

the sum of present ages of a father and his son is 60 years. if both of them live until the son becomes as well as the father is now, the sum of their ages will

Whats the root of 70

Which of these events happened last? select one:a. germany declared war against russia.b. russia mobilized its army to support serbia.c. france refused germany'

Who wrote the words to the U.S. national anthem, The Star Spangled Banner, during which war?

Tobie Invest $25 in a bank account where the interest is compounded at 4% every year. He makes no withdrawals or deposits. the formula for compound interest is

Find the measure of the angle indicated. Pic. A. 86∘ B. 88∘ C. 106∘ D. 94∘