Chapter 4.3, Problem 20E

Solution

To calculate: Calculate the given expression $e^{\frac{-3}{4}}$ on calculator.

The answer is approximately 0.4723665527.

Calculation: On a scientific calculator, first press exponent key and then enter your exponent. Then we get the expected answer.

Press the key $e^x$ then press small brackets to insert the power ${}^{\frac{-3}{4}}$ to get the result.

The calculation result of $e^{\frac{-3}{4}}$ is approximately 0.4723665527.