can i ask you a math question
Question
Updated 4/25/2014 2:32:41 AM
Flagged by yeswey [4/24/2014 11:32:12 PM], Unflagged by paral [4/25/2014 2:32:41 AM]
Original conversation
User: how do i simplify 9 square root 40

User: can i ask you a math question

Weegy: What is the question?
debnjerry|Points 49392|

User: how do you simplfy 4 square root 192

Weegy: (1 /7)^2 = 1/49
scalter|Points 1001|

User: ok can i ask you another question

Weegy: so if it's ok, then it should be fine, there is nothing wrong, therefore your statement is correct :) KUDOS!
croix92|Points 60|

User: i have another question

User: ?

User: how do multiply (4 square root 2 +9)(square root 2-10)

Question
Updated 4/25/2014 2:32:41 AM
Flagged by yeswey [4/24/2014 11:32:12 PM], Unflagged by paral [4/25/2014 2:32:41 AM]
Rating
3
9 sqrt 40 = 9 sqrt (2^2*10) = 18 sqrt 10
9 square root 40 can be simplified to be 18 square root 10.
Confirmed by jeifunk [4/25/2014 2:11:16 AM]
3
4 sqrt 192 = 4 sqrt (8^2*3) = 32 sqrt 3
4 square root 192 can be simplified to be 32 square root 3.
Confirmed by jeifunk [4/25/2014 2:11:15 AM]
3
(4 sqrt 2 +9)(sqrt 2-10)
= 8 - 40 sqrt 2 + 9 sqrt 2 - 90
= -82 - 31 sqrt 2
Confirmed by jeifunk [4/25/2014 2:11:17 AM]

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