Chapter 4.3, Problem 36E

(a)

To determine

Value of $\sec {56}^{0}8\text{'}10"$ using calculator.

Answer to Problem 36E

The value of $\sec {56}^{0}8\text{'}10"$ using calculator = $\text{1}\text{.795}$

Explanation of Solution

Given info:

  $\theta ={56}^{0}8\text{'}10"$

Calculation:

For the calculation of the required value, scientific calculator is taken and input is given,

Value of $\sec {56}^{0}8\text{'}10"$ using calculator = $\text{1}\text{.795}$

Conclusion:

Thus,the value of $\sec {56}^{0}8\text{'}10"$ using calculatoris $\text{1}\text{.795}$

(b)

To determine

Value of $\cos {56}^{0}8\text{'}10"$ using calculator.

Answer to Problem 36E

The value of $\cos {56}^{0}8\text{'}10"$ using calculator = $\text{0}\text{.557}$

Explanation of Solution

Given info:

  $\theta ={56}^{0}8\text{'}10"$

Calculation:

For the calculation of the required value, scientific calculator is taken and input is given,

Value of $\cos {56}^{0}8\text{'}10"$ using calculator = $\text{0}\text{.557}$

Conclusion:

Thus,the value of $\cos {56}^{0}8\text{'}10"$ using calculatoris $\text{0}\text{.557}$