Question
If a + b = -2 and a - b = 12, find b.
यदि a + b = -2 और a - b = 12 है, तो b मान ?
A.
B.
C.
D.
Answer D.
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D.a+b=-2----(1) a-b=-12----(2) from (1),(2) a=5 b=-7 So the correct answer is option D.
D.a+b=-2----(1) a-b=-12-----(2) (1) और (2) से a=5 b=-7 इसलिए सही उत्तर विकल्प D है l
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