किस मान पर ((4a-5)x+30) का शून्यक (-2) होगा?

For which value will the zero of ((4a-5)x+30) be (-2)?

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

A. (a=5)

Step 1

Concept

If the zero is (-2), then (-2(4a-5)+30=0). This gives (a=5).

Step 2

Why this answer is correct

The correct answer is A. (a=5). If the zero is (-2), then (-2(4a-5)+30=0). This gives (a=5).

Step 3

Exam Tip

शून्यक (-2) होने पर (-2(4a-5)+30=0) होगा। इससे (a=5) मिलता है।

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किस मान पर ((4a-5)x+30) का शून्यक (-2) होगा? / For which value will the zero of ((4a-5)x+30) be (-2)?

Correct Answer: A. (a=5). Explanation: शून्यक (-2) होने पर (-2(4a-5)+30=0) होगा। इससे (a=5) मिलता है। / If the zero is (-2), then (-2(4a-5)+30=0). This gives (a=5).

Which concept should I revise for this Mathematics MCQ?

If the zero is (-2), then (-2(4a-5)+30=0). This gives (a=5).

What exam hint can help solve this Mathematics question?

शून्यक (-2) होने पर (-2(4a-5)+30=0) होगा। इससे (a=5) मिलता है।