2 years ago

I need help completing this problem ASAP

Mathematics

2 answers:

Sergio039 [100]2 years ago

6 0

Answer:

A. $8\sqrt{5}$

Step-by-step explanation:

$\sqrt{45} + \sqrt{125} =$

$= \sqrt{9 \times 5} + \sqrt{25 \times 5}$

$= 3\sqrt{5} + 5\sqrt{5}$

$= 8\sqrt{5}$

Evgen [1.6K]2 years ago

5 0

Answer:

8 sqrt(5)

Step-by-step explanation:

sqrt(45) + sqrt(125)

Rewriting

sqrt(9*5) + sqrt( 25 *5)

we know sqrt(ab) = sqrt(a) sqrt(b)

sqrt(9) sqrt(5) + sqrt(25) sqrt(5)

3 sqrt(5)+5 sqrt(5)

Add like terms

8 sqrt(5)

You might be interested in

A small bag of flavor weighed 13 ounces. A large bag was 5 percent heavier.How much does the large bag weigh?

Novay_Z [31]

13+5=18
The large bag would be 18 because you have to add 5 more ounces than 13

5 0

3 years ago

Need ASAP please help me

aniked [119]

Multiply both sides:

(2x + 2)(x + 3)

= 2x^2 + 6x + 2x + 6

= 2x^2 + 8x + 6

<h2>Answer: (1) 2x^2 + 8x + 6</h2>

4 0

2 years ago

Which expression is equivalent to 7a^2b + 10a^2b^2 + 14a^2b^3?

vladimir1956 [14]

7a^2b + 10a^2b^2 + 14a^2b^3 =
a^2b (7 + 10b + 14b^2) <==

3 0

3 years ago

Read 2 more answers

Select the correct answer.

Ghella [55]

Answer:x-5

Step-by-step explanation:

8 0

2 years ago

Read 2 more answers

Name two pairs of adjacent angels and t

antoniya [11.8K]

Answer:

That's the tea sis

Step-by-step explanation:

8 0

3 years ago