Question

Is the simplified form of 2square root of 3 • square root of 12 rational?

Yes
No

Answer 1

\[2 \sqrt 3 * \sqrt 12 = \]
\[2\sqrt3 * \sqrt 4 * \sqrt 3 = \]
\[2 \sqrt 3 * 2 \sqrt 3 =\]
\[4 * 3\]

Therefore, Yes it's rational.

Answer 2

Thank you so much!! I greatly appreciate you helping me on this.

Answer 3

no problem and also, welcome to Openstudy (:

Answer 4

Thank you. Haha. Can you help me with a few more? I'm not really understanding these

Answer 5

I can try

Answer 6

4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2

a.)2 square root of 8

b.)8 square root of 2

c.)8 square root of 6

d.)6 square root of 8

Answer 7

\[4 \sqrt 2 + 7 \sqrt 2 - 3 \sqrt 2 = 8\sqrt 2\]
B. 8 square root of 2

Answer 8

Ohhh. I did it wrong then. I got a... Haha. Ooppsiee.

ALrighty heres the next one

5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of
7 end root minus 5 square root of 6

5 square root of 14 end root minus 7 square root of 12

5 square root of 7 end root minus 7 square root of 6

7 square root of 12 end root minus 5 square root of 14

7 square root of 6 end root minus 5 square root of 7

Answer 9

\[5 \sqrt 7 + 12 \sqrt 6 - 10 \sqrt 7 - 5 \sqrt 6 = 7 \sqrt 6 - 5 \sqrt7\]
D 7 square root of 6 end root minus 5 square root of 7

Answer 10

Can you post your other question in a new post?

Answer 11

Sure! :)

Answer 12

thnks [: