यदि (F(t)=65+rt) और (F(4)=F(12)-96), तो (r) क्या है?
If (F(t)=65+rt) and (F(4)=F(12)-96), what is (r)?
Explanation opens after your attempt
C. (12)
Concept
(F(12)-F(4)=8r). From (8r=96), (r=12).
Why this answer is correct
The correct answer is C. (12). (F(12)-F(4)=8r). From (8r=96), (r=12).
Exam Tip
(F(12)-F(4)=8r) है। (8r=96) से (r=12) मिलता है।
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