Section 4.2 Check Point Questions4 questions

4.2.1

4.1.1 Assume PI is 3.14159 and E is 2.71828, evaluate the following function calls:

(a) sqrt(4.0)
(b) sin(2 * PI)
(c) cos(2 * PI)
(d) pow(2, 2)
(e) log(E)
(f) exp(1)
(g) max(2, min(3, 4))
(h) sqrt(125.0)
(i) ceil(-2.5)
(j) floor(-2.5)
(k) asin(0.5)
(l) acos(0.5)
(m) atan(1.0)
(n) ceil(2.5)
(o) floor(2.5)
(p) log10(10.0)
(q) pow(2.0, 3)

4.2.2

True or false? The argument for trigonometric methods is an angle in radians.

4.2.3

Write a statement that converts 47 degrees to radians and assigns the result to a variable.

4.2.4

Write a statement that converts π / 7 to an angle in degrees and assigns the result to a variable.