यदि (a=-2), तो \(4a^2-3a-5\) का मान क्या होगा?
If (a=-2), what is the value of \(4a^2-3a-5\)?
Explanation opens after your attempt
B. (17)
Concept
Putting (a=-2) gives (4(4)+6-5=17). The square of a negative value is positive.
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.
Exam Tip
(a=-2) रखने पर (4(4)+6-5=17) मिलता है। ऋणात्मक मान का वर्ग धनात्मक होता है।
Login to save your score, XP, coins and progress.
