shanice69477
shanice69477 shanice69477
  • 01-12-2020
  • Mathematics
contestada

If a*b=(a-b)², calculate 2*5​

Respuesta :

lilahdelavega8
lilahdelavega8 lilahdelavega8
  • 01-12-2020
(2-5)^2
(-3)^2
the answer is 9
Answer Link
LammettHash
LammettHash LammettHash
  • 01-12-2020

I suppose * is supposed to denote a binary operation with the given definition,

a * b = (a - b)²

as opposed to multiplication, so that, for instance, 1 * 1 = (1 - 1)² = 0.

Using the definition of *, you have

2 * 5 = (2 - 5)² = (-3)² = 9

Answer Link

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