दो मॉडल (A(t)=45+8t) और (B(t)=129-4t) कब बराबर होंगे?
When will the two models (A(t)=45+8t) and (B(t)=129-4t) be equal?
Explanation opens after your attempt
C. (t=7)
Concept
For equality set (45+8t=129-4t). This gives (12t=84) and (t=7).
Why this answer is correct
The correct answer is C. (t=7). For equality set (45+8t=129-4t). This gives (12t=84) and (t=7).
Exam Tip
बराबरी के लिए (45+8t=129-4t) रखें। इससे (12t=84) और (t=7) मिलता है।
Login to save your score, XP, coins and progress.
