simplify (2+√5)^2=?+4√5
Answers
Answered by
0
Answer:
(2+√5)^2 =a^2+b^2+2.a.b
=4+5+2×2×√5
=9+4√5
Answered by
0
Step-by-step explanation:
(2+√5)^2=?+4√5
(4+5)=?+4√5
9-4√5=?
Similar questions
English,
3 months ago
Social Sciences,
3 months ago
Math,
5 months ago
Business Studies,
5 months ago
Math,
1 year ago