0(D)
यदि 3x2+4y2-8xy-2x + 1 = 0 है तो (x + y)2 का मान
ज्ञात करें।
(A)3 (B)4 (C)5 (D)6
Answers
Answered by
0
Answer:
c)5
Step-by-step explanation:
3*2+4y2-8xy-2x+1=0
4y2-8xy-2x+7=0
4y2-4y-4x+7=0
4y2-4(y+x)+7=0
4y2-(y+x)+7=0
y2-y-x=-7
=C)=5
Similar questions