Exponential functions

Problem 1. Evaluate the following correct to 4 decimal places, using a calculator:

0.0256 ( e5.21 − e2.49

)

0.0256 ( e5.21 − e2.49

) = 0.0256 (183.094058 . . .

− 12.0612761 . . .) = 4.3784, correct to 4

decimal places.