दो मॉडल (A(t)=36+9t) और (B(t)=126-6t) कब बराबर होंगे?
When will the two models (A(t)=36+9t) and (B(t)=126-6t) be equal?
Explanation opens after your attempt
C. (t=6)
Concept
For equality set (36+9t=126-6t). This gives (15t=90) and (t=6).
Why this answer is correct
The correct answer is C. (t=6). For equality set (36+9t=126-6t). This gives (15t=90) and (t=6).
Exam Tip
बराबरी के लिए (36+9t=126-6t) रखें। इससे (15t=90) और (t=6) मिलता है।
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