Simplify -3sqrt2 + 3sqrt8. A. 9sqrt2 B. 0 C. 3sqrt2 D. -3sqrt2

Mathematics

2 answers:

Nana76 [90]3 years ago

8 0

Answer:

3 sqrt2.

Step-by-step explanation:

-3sqrt2 + 3sqrt8

= -3 sqrt2 + 3 sqrt(4 * 2)

= -3 sqrt2 + 3 sqrt4 sqrt2

= -3 sqrt2 + 3*2 sqrt2

= - 3 sqrt 2 + 6 sqrt 2

= 3 sqrt2.

gogolik [260]3 years ago

6 0

Check this attachment

You might be interested in

If sin=3/5 then what cos equal to

kap26 [50]

$\sin {}^{2} ( \alpha ) + \cos {}^{2} ( \alpha ) = 1$
$\frac{9}{25} + \cos {}^{2} ( \alpha ) = 1$
$\cos {}^{2} ( \alpha ) = \frac{16}{25}$
$\cos( \alpha ) = \frac{4}{5}$

8 0

3 years ago

Read 2 more answers

Rodney sold 45,612 copies of his book and Beth sold 45,612 x one half copies of her book. Which statement compares the numbers o

hoa [83]

Answer:

Rodney sold 45,612 copies of his book and Beth sold 45,612 x one half copies of her book. Which statement compares the numbers of book copies sold? Beth sold half the number of book copies that Rodney sold.

Rodney sold half the number of book copies that Beth sold.

Beth sold twice the number of book copies that Rodney sold.

Rodney sold the same number of book copies that Beth sold.

Step-by-step explanation:

5 0

3 years ago

What is the simplified form of the following expression 7(^3√2x)-3(^3√16x)-3(^3√8x)

svlad2 [7]

Answer:

The simplified form of the expression is $\sqrt[3]{2x}-6\sqrt[3]{x}$