(4r(r-1)-3r(2-r)) को सरल करने पर क्या मिलेगा?

What is obtained after simplifying (4r(r-1)-3r(2-r))?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. \(7r^2-10r\)

Step 1

Concept

(4r(r-1)=4r-2-4r) and (-3r(2-r)=-6r+3r-2). The total is \(7r^2-10r\).

Step 2

Why this answer is correct

The correct answer is A. \(7r^2-10r\). (4r(r-1)=4r-2-4r) and (-3r(2-r)=-6r+3r-2). The total is \(7r^2-10r\).

Step 3

Exam Tip

(4r(r-1)=4r-2-4r) और (-3r(2-r)=-6r+3r-2) है। कुल \(7r^2-10r\) है।

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Mathematics Answer, Explanation and Revision Hints

(4r(r-1)-3r(2-r)) को सरल करने पर क्या मिलेगा? / What is obtained after simplifying (4r(r-1)-3r(2-r))?

Correct Answer: A. \(7r^2-10r\). Explanation: (4r(r-1)=4r-2-4r) और (-3r(2-r)=-6r+3r-2) है। कुल \(7r^2-10r\) है। / (4r(r-1)=4r-2-4r) and (-3r(2-r)=-6r+3r-2). The total is \(7r^2-10r\).

Which concept should I revise for this Mathematics MCQ?

(4r(r-1)=4r-2-4r) and (-3r(2-r)=-6r+3r-2). The total is \(7r^2-10r\).

What exam hint can help solve this Mathematics question?

(4r(r-1)=4r-2-4r) और (-3r(2-r)=-6r+3r-2) है। कुल \(7r^2-10r\) है।