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yanalaym [24]
3 years ago
13

Suppose a-b=0 which one of these expressions equals ab

Mathematics
1 answer:
I am Lyosha [343]3 years ago
6 0

Answer:

  E)  b^2

Step-by-step explanation:

Solving the first equation for a, we get ...

  a - b = 0

  a = b . . . . . . add b to both sides

Now, the expression ab can be rewritten as

  ab = bb = b^2 . . . . . . substitute b for a

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