यदि (a=-2), तो \(4a^2-3a-5\) का मान क्या होगा?

If (a=-2), what is the value of \(4a^2-3a-5\)?

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

B. (17)

Step 1

Concept

Putting (a=-2) gives (4(4)+6-5=17). The square of a negative value is positive.

Step 2

Why this answer is correct

The correct answer is B. (17). Putting (a=-2) gives (4(4)+6-5=17). The square of a negative value is positive.

Step 3

Exam Tip

(a=-2) रखने पर (4(4)+6-5=17) मिलता है। ऋणात्मक मान का वर्ग धनात्मक होता है।

Question me issue ya doubt hai?

Answer, explanation, typing mistake ya suggestion directly hamari team ko bhejein. 📱Helpline (Call / WhatsApp): +91 7272824365

Related Mathematics Questions

FAQs

Mathematics Answer, Explanation and Revision Hints

यदि (a=-2), तो \(4a^2-3a-5\) का मान क्या होगा? / If (a=-2), what is the value of \(4a^2-3a-5\)?

Correct Answer: B. (17). Explanation: (a=-2) रखने पर (4(4)+6-5=17) मिलता है। ऋणात्मक मान का वर्ग धनात्मक होता है। / Putting (a=-2) gives (4(4)+6-5=17). The square of a negative value is positive.

Which concept should I revise for this Mathematics MCQ?

Putting (a=-2) gives (4(4)+6-5=17). The square of a negative value is positive.

What exam hint can help solve this Mathematics question?

(a=-2) रखने पर (4(4)+6-5=17) मिलता है। ऋणात्मक मान का वर्ग धनात्मक होता है।