Yilmazmesale310rans
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x-y=4, x.y=36 ise x kare + y kare kaçtır?
en iyi seçicem takip edicem​

Sagot :

Yasinkral7221rans

x-y=4 y'yi karşıya atiyon

x=4-y

x.x=16-y²

X²=16- y-9

x.y=36

(4-y)y=36

4y-y²=36

y-y²=9

y²=y-9

x²+y²= (16-y-9)+(y-9)

(16-9)+(-9)

7+(-9)

CEVAP=-2

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