Math, asked by Muthu2004, 1 year ago

Factorize: x^4+x^2y^2+y^4

Answers

Answered by priyatiwari2
2
x^4 =x^2 = a
y^4=y^2 =b
using identity we can solve this problem
(a+b) ^2 =(a^2 +2ab+b^2)
2ab = 2×x^2×y^2

so
(x^2 +y^2 )^2

hope it will help u
please mark it as brainliest

Muthu2004: I can't understand
devilgonarule: me too
Answered by Priyu19
13
HERE IS YOUR ANSWER !!
___________________
x^4+x²y²+y^4
(x²)²+x²y²+(y²)²
(x²)²+(y²)²+x²y²+x²y²-x²y² ...[x²y² is added & subtracted]
(x²)²+(y²)²+2x²y²-x²y²
(x²+y²)²-x²y² ...[a²+b²+2ab=(a+b)²]
(x²+y²)²-(xy)²
{(x²+y²)+(xy)} {(x²+y²)-(xy)} ... [here,a²-b²=(a+b)(a-b)]
(x²+y²+xy) (x²+y²-xy)
_________________
HOPE IT WILL HELP U
:-)

Priyu19: bt according to the formula (a+b)².. we don't have 2 with 'ab'
Priyu19: to get 2x²y², we r adding & substracting x²y²
priyatiwari2: it is an identity so it is like this only
Priyu19: yes
priyatiwari2: what u didn't understand
Priyu19: i understood.. bt muthu was confuced
priyatiwari2: who is he
Priyu19: muthu asked this question dear
Muthu2004: I am not he, I am she
priyatiwari2: i did not know that u are he or she whatever may be
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