Find square root of (8+2√7) (8-2√7) is
Answers
Answered by
1
Answer:
36
Step-by-step explanation:
(8+2√7)(8-2√7) compare with (a+b)(a-b)
now 8²-(2√7)²=64-28=36
Answered by
1
Answer:
root of (8+2√7)(8-2√7)
=root of (8² - (2√7)²)
=root of (64-28)
=root of (36)
=6
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