Math, asked by ishitasgk, 2 months ago

7.

Calculate the quartile deviation and its coefficient from the following data:
month:1, 2,3,4,5,6,7,8,9,10,11,12
Monthly Earnings (in): 780,800,800,820,820,840,840,860,860,880,880,900
​

Answers

Answered by yatharthsharma1118
0

Step-by-step explanation:

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1. Simplify: (4x2 - 2x) - (-5x2 - 8x).

Solution:

(4x2 - 2x) - (-5x2 - 8x)

= 4x2 - 2x + 5x2 + 8x.

= 4x2 + 5x2 - 2x + 8x.

= 9x2 + 6x.

= 3x(3x + 2).

Answer: 3x(3x + 2)

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