यदि (x=2) पर \(x^2+kx+6\) का मान (16) है, तो (k) क्या होगा?

If the value of \(x^2+kx+6\) at (x=2) is (16), what is (k)?

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

B. (3)

Step 1

Concept

From \(2^2+2k+6=16\), (10+2k=16). Hence (k=3).

Step 2

Why this answer is correct

The correct answer is B. (3). From \(2^2+2k+6=16\), (10+2k=16). Hence (k=3).

Step 3

Exam Tip

\(2^2+2k+6=16\) से (10+2k=16)। इसलिए (k=3) है।

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Mathematics Answer, Explanation and Revision Hints

यदि (x=2) पर \(x^2+kx+6\) का मान (16) है, तो (k) क्या होगा? / If the value of \(x^2+kx+6\) at (x=2) is (16), what is (k)?

Correct Answer: B. (3). Explanation: \(2^2+2k+6=16\) से (10+2k=16)। इसलिए (k=3) है। / From \(2^2+2k+6=16\), (10+2k=16). Hence (k=3).

Which concept should I revise for this Mathematics MCQ?

From \(2^2+2k+6=16\), (10+2k=16). Hence (k=3).

What exam hint can help solve this Mathematics question?

\(2^2+2k+6=16\) से (10+2k=16)। इसलिए (k=3) है।