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37 votes
37 votes
Can someone help with 13 and 14

Can someone help with 13 and 14-example-1
User Lazywiz
by
2.7k points

2 Answers

12 votes
12 votes

Explanation:

Question 13 :-

  • -4c³ . 7d² . 2c -²
  • ( -4c ³ - ² ) . 7d²
  • -4c . 7d²
  • -28cd²

Question 14 :-

  • n-⁴ w⁰
  • n-⁴ . 1
  • n -⁴
User Asme Just
by
2.8k points
21 votes
21 votes

Answer:

13.) -56cd²

14.) n-⁴

Explanation:

Question 13 :- -4c³• 7d² • 2c-²

  • -4c³• 7d² • 2c-²

Calculate the products.

  • -4•7•2 c³ d²c-²
  • -56c³ d²c-²

Multiplying the terms with the same base by adding their exponents.

  • -56c³-²d²

Calculate the exponents.

  • -56cd²

Question 14 :- n-⁴w⁰

  • n-⁴w⁰

Any non - zero expression raised to the power 0 equals 1.

  • n-⁴ 1

Any expression multiplied by 1 remains the same.

  • n-⁴
User Middelpat
by
3.0k points