if a-b=7 and ab= 18; find a+b
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Answered by
37
here ur answer . we get two values dont worry about that
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meera14:
thanks
Answered by
121
Answer:
a+b =±11
Step-by-step explanation:
Given a-b=7 ---(1)
ab = 18---(2)
/* We know that
*/
Now,
Therefore,.
a+b = ±11
•••♪
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