Class 9 Mathematics - Exploring Algebraic Identities - Quadratic expressions Hard Quiz

Mathematics Exploring Algebraic Identities Quadratic expressions Hard Class 9 Level 64

Level 64 • 1/50 questions • 30 seconds per question.

Level readiness 1/50 Questions
Time Left 00:30 30 sec/question
RewardsCoins + XP
ModeClassic Quiz
Previous Next Level
Share
This level needs 49 more active questions. Admin panel me same class, subject, difficulty aur level_no 64 par question add karein.
Question 1 / 1 0 score
Answered 0/1 Correct 0 Time 00:30
Question 1/1 Hard Mathematics Exploring Algebraic Identities Algebraic identities Class 9 Level 64

( (3x+5)2-(3x-1)2 ) का सरल रूप क्या है?

What is the simplified form of ( (3x+5)2-(3x-1)2 )?

Explanation opens after your attempt
Correct Answer

A. (36x+24)

Step 1

Concept

Use (A-2-B-2=(A+B)(A-B)). (A-B=6) and (A+B=6x+4), so the result is (36x+24).

Step 2

Why this answer is correct

The correct answer is A. (36x+24). Use (A-2-B-2=(A+B)(A-B)). (A-B=6) and (A+B=6x+4), so the result is (36x+24).

Step 3

Exam Tip

(A-2-B-2=(A+B)(A-B)) लगाएँ। (A-B=6) और (A+B=6x+4), इसलिए (36x+24) है।

Open Question Page
Ask Friends

Mathematics Quiz Navigation

Mathematics Subject

All difficulty level maps

Quadratic expressions Topic

Topic question list

Exploring Algebraic Identities Chapter

Chapter question list

Search Mathematics

Find related MCQs

All Subjects

Choose another subject
FAQs

Class 9 Mathematics Quiz FAQs

How many questions are in this quiz?

This level is designed for 50 active questions. Currently 1 questions are available for the selected class and difficulty.

Is there a timer in this quiz?

Yes, the timer uses 30 seconds per question for Hard difficulty and shows the total remaining time on the page.

Can I open each question separately?

Yes, every question has its own SEO-friendly page with answer, explanation and related practice links.