Maths Book back answers and solution for Exercise questions - Mathematics : Applications of Differential Calculus : Indeterminate Forms

**EXERCISE 7.5**

**Evaluate the following limits, if necessary use lâ€™HÃ´pital Rule :**

**12. If an initial amount A0 of money is invested at an interest rate r compounded n times a year, the value of the investment after t years is A = A0 (1 + r/n)nt. If the interest is compounded continuously, (that is as n â†’ âˆž), show that the amount after t years is A = A0en.**

**Answers:**

**(1) 1/2**

**(2) 2**

**(3) âˆž**

**(4) 1**

**(5) 0**

**(6) 0**

**(7) -3/2**

**(8) 1**

**(9) e**

**(10) 1**

**(11) 1/âˆše**

Tags : Problem Questions with Answer, Solution , 12th Maths : UNIT 7 : Applications of Differential Calculus

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12th Maths : UNIT 7 : Applications of Differential Calculus : Exercise 7.5 : Indeterminate Forms | Problem Questions with Answer, Solution

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