Concept-wise Practice

negative square MCQ Questions for Class 10

negative square se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with negative square.

यदि (D=-(b+3)2) है, तो समान वास्तविक मूल कब होंगे?

If (D=-(b+3)2), when will the roots be real and equal?

Explanation opens after your attempt
Correct Answer

A. (b=-3)

Step 1

Concept

For real and equal roots, (D=0) is needed. From (-(b+3)2=0), we get (b=-3).

Step 2

Why this answer is correct

The correct answer is A. (b=-3). For real and equal roots, (D=0) is needed. From (-(b+3)2=0), we get (b=-3).

Step 3

Exam Tip

समान वास्तविक मूलों के लिए (D=0) चाहिए। (-(b+3)2=0) से (b=-3) मिलता है।

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