Which statement is true about the product square root of 2(5 + square root of 8)?

It is rational and equal to 7.
It is rational and equal to 9.
It is irrational and equal to 4 + square root of 10.
It is irrational and equal to 4 + 5square root of 2.

Question

Which statement is true about the product square root of 2(5 + square root of 8)?

 It is rational and equal to 7.
 It is rational and equal to 9.
 It is irrational and equal to 4 + square root of 10.
 It is irrational and equal to 4 + 5square root of 2.

anonymous · Answer

@rimshaa

anonymous · Answer

not sure about this one...i would say none of the above but that isn't an option lol. sorry

anonymous · Answer

that is ok

anonymous · Answer

Which statement is true about the difference square root of 7 - square root of 28?

 It is rational and equal to -2.
 It is rational and equal to 0.
 It is irrational and equal to -2square root of 7.
 It is irrational and equal tosquare root of 7.

lizz123 · Answer

@heysweetfriend The answer is http://gyazo.com/887185b8e9e114d67e3430e77de79c05

anonymous · Answer

how about the 2nd one @lizz123

lizz123 · Answer

The second one is http://gyazo.com/76aab7c421afcc26b9b7e347aaa4036b

anonymous · Answer

may you help me w. 4 more please

anonymous · Answer

Question 1 (Multiple Choice Worth 1 points)



Simplify. square root of 5 open parentheses 10 minus 4 square root of 2 close parentheses

 14
 15 square root of 2
 5 square root of 2 end root minus 4 square root of 10
 None of the above
Question 2 (Multiple Choice Worth 1 points)



Which statement is true about the sum square root of 50 + square root of 6?

 It is rational and equal to 2.
 It is rational and equal to 8.
 It is irrational and equal to 2square root of 2.
 It is irrational and equal to 8square root of 2.
Question 3 (Multiple Choice Worth 1 points)



Simplify. 3 square root of 10 end root plus 7 square root of 15 end root minus 6 square root of 10 end root minus 4 square root of 15

 3 square root of 10 end root minus 3 square root of 15
  3 square root of 15 end root minus 3 square root of 10
 3 square root of 30 end root minus 3 square root of 20
 3 square root of 20 end root minus 3 square root of 30
Question 4 (Yes/No Worth 1 points)



Is the simplified form of 2square root of 3 • 2square root of 6 rational?

 Yes
 No

lizz123 · Answer

sure

anonymous · Answer

@lizz123

anonymous · Answer

i will repost and do them one at a time @lizz123