Find the domain and range of the function graphed.
A. domain: (-?, ?); range: [-5, ?)
B. domain: [2, ?); range: [-5, ?)
C. domain: (-?, 2) ? (2, ?); range: (-?, -5) ? (-5, ?)
D. domain: (-?, ?); range: (-?, ?)
Answer: A
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For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (cosh t)i + (sinh t)j + tk
A. a = (-sinh t)T + N
B. a = (sinh t)T + N
C. a = (
sinh t)T + N
D. a = (- 
sinh t)T + N
Find a system of inequalities with the given graph.
A. y ? -x + 9 y ? 6x - 3 x ? 0 y ? 0 B. y ? x + 9 y ? 6x - 3 x < 0 y < 0 C. y < -x + 9 y > 6x - 3 x > 0 y > 0 D. y ? -x + 9 y ? 6x - 3 x ? 0 y ? 0
Solve graphically to two decimal places using a graphing calculator.1.7x2 - 2.6x - 3.9 > 0
A. -2.46 < x < 0.93 B. -0.93 < x < 2.46 C. x < -0.93 or x > 2.46 D. x < -2.46 or x > 0.93
Simplify the expression. Assume that all variables are positive when they appear.
A. x
B. 
C. x6
D. x4