Simplify (7²)^3 ÷7^3
Answers
Answered by
1
Step-by-step explanation:
(7^2)^3÷7^3
=7^6÷7^3
=7^6-3
=7^3.
hope its help.Thanks.
Answered by
3
Answer:
(√3+√7)². We know that,[(a+ b)²=a²+2ab+b²] =>(√3+√7)²=(√3)²+2(√3)(√ 7)+(√7)² =>(√3+√7)²=3+2√21+7
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