simplify the following expressions:(root 11 - root 7) (root 11 +root 7)
Answers
Answered by
7
Answer:
(a+b)(a-b) = a²-b²
Step-by-step explanation:
so answer is 11-7
4
Answered by
2
Solution:
Simplify the radical of the form those factors will produce: The difference of two squares.
(√11 - √7) * (√11 + √7)
= (√11)^2 - (√7)^2
= 11 - 7
= 4
Hope this will help.
Simplify the radical of the form those factors will produce: The difference of two squares.
(√11 - √7) * (√11 + √7)
= (√11)^2 - (√7)^2
= 11 - 7
= 4
Hope this will help.
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