Math, asked by sajnasheikh468, 5 months ago

simplify (2+√5)^2=?+4√5

Answers

Answered by chanchalgulati1807

0

Answer:

(2+√5)^2 =a^2+b^2+2.a.b

=4+5+2×2×√5

=9+4√5

Answered by artinegi151983

0

Step-by-step explanation:

(2+√5)^2=?+4√5

(4+5)=?+4√5

9-4√5=?

Previous Question

Next Question

Similar questions

English, 3 months ago

I wish that I were young again. convert the following sentence in Exclamatory...

Math, 3 months ago

Q1.integrate (√{x²+1} (log(x²+1)-2log x))/(x⁴) dx simply, $\displaystyle\sf\int\dfrac{\sqrt{x^2+1}(log(x^2+1)-2\:log\:x)}{x^4}\:dx$ ...

Social Sciences, 3 months ago

Assertion : there is disguised unemployment in the agricultural sector. reason : the whole family contributes in the field even though not everybody is really needed.

Math, 5 months ago

प्र.22 रहीम ने एक घन्टे के 3/6 भाग तक व्यायाम किया तथा रोहित ने एक घन्टे के 3/4 भाग तक व्यायाम किया। किसने कितने अधिक समय तक व्यायाम किया?

Business Studies, 5 months ago

10 optional quiz on Amul company?

Math, 1 year ago

I want ans now class is held...

Hindi, 1 year ago

this answer is right or wrong and pl give the answer of 11, and 12.

Science, 1 year ago

What is the advantage of treating seeds with a pesticide before sowing.