AD
B =
20
6
8 2 -1
8 2 -1
अथवा/OR
लाप्लेस एवं सारस विधि द्वारा सारणिक का मान
ज्ञात कीजिए:
15
1 1 1
23 2
344
(Turn Over)
121_JDB_*_(8)
Answers
Answered by
1
Answer:
4x2+y2=40
(2x)2+y2=40
(2x+y)2-2(2x)(y)=40
(2x+y)2-4(6)=40
(2x+y)2=64
2x+y= 8 or -8
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