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  • 18-09-2019
  • Mathematics
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3d squared − 1 for d = −5

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Аноним Аноним
  • 18-09-2019

3d^2 - 1

d= -5 ( given)

By Substituting,

3( -5)^2 -1

= 3 × 25 -1

= 75 -1

= 74

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