यदि (q(x)=x-3+2x-2-4x) है तो (q(-2)) का मान क्या है?

If (q(x)=x-3+2x-2-4x), what is the value of (q(-2))?

Explanation opens after your attempt
Correct Answer

C. (8)

Step 1

Concept

(q(-2)=(-2)3+2(-2)2-4(-2)=-8+8+8=8). Use parentheses for negative substitution.

Step 2

Why this answer is correct

The correct answer is C. (8). (q(-2)=(-2)3+2(-2)2-4(-2)=-8+8+8=8). Use parentheses for negative substitution.

Step 3

Exam Tip

(q(-2)=(-2)3+2(-2)2-4(-2)=-8+8+8=8)। ऋणात्मक मान रखते समय कोष्ठक लगाएँ।

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Mathematics Answer, Explanation and Revision Hints

यदि (q(x)=x-3+2x-2-4x) है तो (q(-2)) का मान क्या है? / If (q(x)=x-3+2x-2-4x), what is the value of (q(-2))?

Correct Answer: C. (8). Explanation: (q(-2)=(-2)3+2(-2)2-4(-2)=-8+8+8=8)। ऋणात्मक मान रखते समय कोष्ठक लगाएँ। / (q(-2)=(-2)3+2(-2)2-4(-2)=-8+8+8=8). Use parentheses for negative substitution.

Which concept should I revise for this Mathematics MCQ?

(q(-2)=(-2)3+2(-2)2-4(-2)=-8+8+8=8). Use parentheses for negative substitution.

What exam hint can help solve this Mathematics question?

(q(-2)=(-2)3+2(-2)2-4(-2)=-8+8+8=8)। ऋणात्मक मान रखते समय कोष्ठक लगाएँ।