calebloveing
calebloveing calebloveing
  • 22-07-2017
  • Mathematics
contestada

what shows 23^2-17^2 being evaluated using the difference of perfect squares method

Respuesta :

Аноним Аноним
  • 22-07-2017
23^2 - 17^2
= (23-17)(23+17)
=  6 * 40
= 240
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 22-07-2017
remember
a²-b²=(a-b)(a+b)

so
23²-17²=(23-17)(23+17)=(6)(40)=240
Answer Link

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