Question

Question 1

Simplify.7 square root of 3 end root minus 4 square root of 6 end root plus square root of 48 end root minus square root of 54

11 square root of 6 end root minus 7 square root of 12
11 square root of 3 end root minus 7 square root of 6
negative 3 square root of 9
4 square root of 9

Question 2

Which statement is true about the product square root of 2(3square root of 2 + square root of 14)?

It is rational and equal to 12.
It is rational and equal to 18.
It is irrational and equal to 6 + 2square root of 18.
It is irrational and equal to 3 +square roo

Answer 1

7sqrt(3)-4sqrt(6)+sqrt(48)-sqrt(54)
7sqrt(3)-4sqrt(6)+sqrt(4*12)-sqrt(9*6)
7sqrt(3)-4sqrt(6)+2sqrt(12)-3sqrt(6)
7sqrt(3)-7sqrt(6)+2sqrt(12)
7(sqrt(3)-sqrt(6))+2sqrt(12)

Answer 2

What next how do find the answer with this?

Answer 3

this is the answer

Answer 4

none of the options dont match up

Answer 5

there is one more you could do
7sqrt(3)-7sqrt(6)+2sqrt(12)
7sqrt(3)-7sqrt(6)+2sqrt(4*3)
7sqrt(3)-7sqrt(6)+4sqrt(3)
11sqrt(3)-7sqrt(6)

Answer 6

Thank you can you please help me with the 2nd one

Answer 7

sqrt(2)* (3sqrt(2) +sqrt(14))

Answer 8

is it right like this

Answer 9

sqrt(2)*3sqrt(2) + sqrt(2)*sqrt(14)
3*2+sqrt(28)
6+sqrt(4*7)
6+2sqrt(7)

Answer 10

So c?

Answer 11

i am not sure C is not quit right 6+2sqrt(18) !

Answer 12

then which one do you think?

Answer 13

check the question is it like this: sqrt(2) * [3sqrt(2)+sqrt(14)]

Answer 14

yes