Mathematics: Evaluate using suitable identity:c). 98²

Evaluate using suitable identity:c). 98² - id9814565554, Kidmarkham4475

gbprulesmile

10.10.2021

Step-by-step explanation:

★ Solution :-

$\sf \longmapsto 98^2$

$\sf \longmapsto (a - b)^2 = a^2 - 2ab + b^2$

Here,

a = 100b = 2

$\sf \longmapsto (100 - 2)^2 = 100^2 - 2(100)(2) + 2^2$

$\sf \longmapsto 100^2 - 2(100)(2) + 2^2$

$\sf \longmapsto 10000 - 400 + 4$

$\sf \longmapsto 9606$

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anymouse110

17.11.2021

The median is - C

The minimum is - A

The maximum is - E

The lower quartile (Q1) is - B

The upper quartile (Q3) is - D

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