SOLUTION: Multiply the following (4 - square root 7) ( 3 + 2 square root 7)
Algebra.Com
Question 146302: Multiply the following (4 - square root 7) ( 3 + 2 square root 7)
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
(4-sqrt(7))(3+2sqrt(7)) FOIL
F 4*3=12
O 8sqrt(7)
I -3sqrt(7)
L -2*7
-----------
12+5sqrt(7)-14
=5sqrt(7)-2
.
Ed
RELATED QUESTIONS
Multiply
square root 7 (square root 5 - square root... (answered by dabanfield)
Multiply
square root 7 (square root 5 - square root... (answered by stanbon)
multiply and simplify
(2 - 5 square root 2)(4 + 7 square root... (answered by checkley77)
Square root 3 - square root 7 / square root 3 + square root 7. rationalise the... (answered by Alan3354)
multiply (square root 7 -2)to the 2nd... (answered by Mona27)
7 + square root 5 over 3 + square root 5 = ?
...is the answer 4 - square root 5?
(answered by stanbon)
square root 2 - 5 square root 3 + 7 square root 2 + 9 square root... (answered by Mathtut)
square root of x+7=square root of 2x-3 (+2) not under the square... (answered by lynnlo)
multiply and simplify
(3 - 3 square root 2)(3 + 7 sqaure root 2)
(answered by checkley77)