Question

if a+b = 7 and ab= 10, find a-b.​

Answer 1

Answer:

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Answer 2

Answer:

3

Step-by-step explanation:

• a=5 and b=2.

• a+b=7

• So, a+b=7

               5+2=7

• ab=10.
• So, a×b=10

              5×2=10

• a-b=?

• So, a-b=?

              5-2=3

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