0 mehakNewbie Asked: June 28, 20232023-06-28T11:40:51+05:30 2023-06-28T11:40:51+05:30In: CBSE Solve the following quadratic equation by factorisation: 1. (x – 4)(x + 2) = 0 0 Explain, how did we split the number in the equation. How to factorise? Class 10th, Statistics, Rd sharma, Mathematics. quadratic equationsrd sharma class10th cbse Share Facebook 1 Answer Voted Oldest Recent [Deleted User] 2023-07-03T12:45:36+05:30Added an answer on July 3, 2023 at 12:45 pm Solution: Given, (x – 4) (x + 2) = 0 So, either x – 4 = 0 ⇒ x = 4 Or, x + 2 = 0, ⇒ x = – 2 Thus, the roots of the given quadratic equation are 4 and -2, respectively. 0 Reply Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Leave an answerLeave an answerCancel reply Featured image Select file Browse Add a Video to describe the problem better. Video type Youtube Vimeo Dailymotion Facebook Choose from here the video type. Video ID Put Video ID here: https://www.youtube.com/watch?v=sdUUx5FdySs Ex: "sdUUx5FdySs". Click on image to update the captcha. Save my name, email, and website in this browser for the next time I comment. Related Questions Find the roots of the following quadratic equations (if they exist) by the method of completing the square. ... Find the roots of the following quadratic equations (if they exist) by the method of completing the square. ... 3. A cottage industry produces a certain number of toys in a day. The cost of production of ... Find the value of m so that the quadratic equation mx (x – 7) + 49 = 0 ... If the quadratic equation px² -2√5 px + 15 = 0 has two equal roots, then find the ...
Solution:
Given,
(x – 4) (x + 2) = 0
So, either x – 4 = 0 ⇒ x = 4
Or, x + 2 = 0, ⇒ x = – 2
Thus, the roots of the given quadratic equation are 4 and -2, respectively.