यदि (p(x)=(c-2)x+3c) का शून्यक (-2) है, तो (c) का सही मान क्या है?

If the zero of (p(x)=(c-2)x+3c) is (-2), what is the correct value of (c)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (c=-4)

Step 1

Concept

From (-2(c-2)+3c=0), we get (c+4=0). Hence (c=-4).

Step 2

Why this answer is correct

The correct answer is B. (c=-4). From (-2(c-2)+3c=0), we get (c+4=0). Hence (c=-4).

Step 3

Exam Tip

(-2(c-2)+3c=0) से (c+4=0) मिलता है। अतः (c=-4) है।

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Mathematics Answer, Explanation and Revision Hints

यदि (p(x)=(c-2)x+3c) का शून्यक (-2) है, तो (c) का सही मान क्या है? / If the zero of (p(x)=(c-2)x+3c) is (-2), what is the correct value of (c)?

Correct Answer: B. (c=-4). Explanation: (-2(c-2)+3c=0) से (c+4=0) मिलता है। अतः (c=-4) है। / From (-2(c-2)+3c=0), we get (c+4=0). Hence (c=-4).

Which concept should I revise for this Mathematics MCQ?

From (-2(c-2)+3c=0), we get (c+4=0). Hence (c=-4).

What exam hint can help solve this Mathematics question?

(-2(c-2)+3c=0) से (c+4=0) मिलता है। अतः (c=-4) है।