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### What is the value of e^-1...? ____________________________________

This is very simple. Before starting it we should remember the value of e? Value of e is 2.72. Whicih proved in an other place.

```          -1
Value of e
```
```We know that e = 2.72 (approximately)

Now
-1
e

1
= ---
e

1
= ----
2.72

= 0.3678 (approximate)
-1
Therefore approximate value of e   is 0.3678.
```
```Note
```

Similarly you can find the value of e^2, e^3, e^3, e^4... so on. In all cases you have to quoted the answer to three decimal places.

You can also check and evaluate negative and fractional powers of "e" such as e^(1/2) = 1.649 and e^-2 = 0.135

By using scientific calculator you can find the values of e's power more easily and accurate. To do this you can look for a button marked e^x on your scientific calculator.

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##### Some Basic Articles about "e"

###### What is value of e^Infinity...?

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##### SHORTCUT TRICKS (Division)
• Divisible by 2 Shortcut trick
• Divisible by 3 Shortcut trick
• Divisible by 4 Shortcut trick
• Divisible by 5 Shortcut trick
• Divisible by 6 Shortcut trick • Divisible by 7 Shortcut trick • Divisible by 8 Shortcut trick • Divisible by 9 Shortcut trick
• Divisible by 10 Shortcut trick
• ##### SHORTCUT TRICKS (Prime Number)

###### Find the composite number from 1 to 100 just in 5 second (MATH COMPOSITE NUMBER SHORTCUT TRICK from 1 to 100 number) ? ____________________________________

##### Worksheets (Solved)

###### Integration     