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contestada

Which equations are correct?

Select each correct answer.


Answers:

6b4(−3b4)=−18b8
6 b to the power of 4 end power left parenthesis negative 3 b to the power of 4 right parenthesis equals negative 18 b to the power of 8

5x4(4x2)=20x6
5 x to the power of 4 end power left parenthesis 4 x squared right parenthesis equals 20 x to the power of 6

3z7(4z2)=12z9
3 z to the power of 7 end power left parenthesis 4 z squared right parenthesis equals 12 z to the power of 9

6a5(6a5)=36a25

Respuesta :

mhanifa

Answer:

  • Correct - A, B, C,
  • Incorrect - D.

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Verify the equations:

  • A) 6b⁴(-3b⁴) = (6*(- 3))b⁴⁺⁴ = - 18b⁸ - correct
  • B) 5x⁴(4x²) = (5*4) x⁴⁺² = 20x⁶ - correct
  • C) 3z⁷(4z²) = (3*4)z⁷⁺² = 12z⁹ - correct
  • D) 6a⁵(6a⁵) = (6*6)a⁵⁺⁵ = 36a¹⁰ ≠ 36a²⁵ - incorrect