Find the unknown.
A. c = 9.0 km
B. c = 5.3 km
C. c = 7.0 km
D. c = 10.0 km
Answer: D
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Graph the quadratic function. Determine the vertex, find the equation of the axis of symmetry, find any x- and y-intercepts, and state the domain and range in interval notation.f(x) = x2 - 12x + 36
A. vertex: (6, 36)
axis of symmetry: x = 6
x-intercept: none; y-intercept: 72
domain: (-?, ?); range: [36, ?)
B. vertex: (-6, 0)
axis of symmetry: x = -6
x-intercept: -6; y-intercept: 36
domain: (-?, ?); range: [0, ?)
C. vertex: (6, 0)
axis of symmetry: x = 6
x-intercept: 6; y-intercept: 36
domain: (-?, ?); range: [0, ?)
D. vertex: (-6, 36)
axis of symmetry: x = -6
x-intercept: none; y-intercept: 72
domain: (-?, ?); range: [36, ?)
Determine the equation of the graph.
A. y = -4 + sec x B. y = -4 - csc x C. y = -4 + csc x D. y = -4 + sec 4x
Find the value. Give an approximation to four decimal places.log 629 - log 328
A. 12.2371 B. 0.2828 C. 1.1124 D. 0.6511
Use a calculator to write the expression as a decimal rounded to three decimal places.71/2
A. 2.646 B. 2.643 C. 2.651 D. 7.000