यदि (q(x)=2x-3+x-2-3x) है तो (q(-1)) का मान क्या है?

If (q(x)=2x-3+x-2-3x), what is the value of (q(-1))?

Explanation opens after your attempt
Correct Answer

B. (2)

Step 1

Concept

(q(-1)=2(-1)3+(-1)2-3(-1)=-2+1+3=2). Use parentheses for negative substitution.

Step 2

Why this answer is correct

The correct answer is B. (2). (q(-1)=2(-1)3+(-1)2-3(-1)=-2+1+3=2). Use parentheses for negative substitution.

Step 3

Exam Tip

(q(-1)=2(-1)3+(-1)2-3(-1)=-2+1+3=2)। ऋणात्मक मान रखते समय कोष्ठक लगाएँ।

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Mathematics Answer, Explanation and Revision Hints

यदि (q(x)=2x-3+x-2-3x) है तो (q(-1)) का मान क्या है? / If (q(x)=2x-3+x-2-3x), what is the value of (q(-1))?

Correct Answer: B. (2). Explanation: (q(-1)=2(-1)3+(-1)2-3(-1)=-2+1+3=2)। ऋणात्मक मान रखते समय कोष्ठक लगाएँ। / (q(-1)=2(-1)3+(-1)2-3(-1)=-2+1+3=2). Use parentheses for negative substitution.

Which concept should I revise for this Mathematics MCQ?

(q(-1)=2(-1)3+(-1)2-3(-1)=-2+1+3=2). Use parentheses for negative substitution.

What exam hint can help solve this Mathematics question?

(q(-1)=2(-1)3+(-1)2-3(-1)=-2+1+3=2)। ऋणात्मक मान रखते समय कोष्ठक लगाएँ।