Find the curvature of the space curve.r(t) = (t + 8)i + 6j + (ln(sec t) + 3)k
A. ? = csc t
B. ? = sin t
C. ? = sec t
D. ? = cos t
Answer: D
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Find the best buy (based on cost per unit).Brand A: 18 oz for $10.62Brand B: 15 oz for $8.25
A. Not enough information B. Brand B C. Brand A D. Equal value
Evaluate the addition and subtraction problem.8.7 - |7.8| - |15.5|
A. -14.6 B. 32 C. 1 D. 16.4
Solve the problem. Express your answer as an integer or simplified fraction.
- 4 = 
- 3
A. - 14 B. - 6 C. 14 D. - 2
Find the vertex form for the quadratic function. Then find each of the following:(A) Intercepts(B) Vertex(C) Maximum or minimum(D) Rangeg(x) = x2 - 2x - 3
A. Standard form: g(x) = (x + 1)2 - 4 (A) x-intercepts: - 1, 3; y-intercept: -3 (B) Vertex (1, -4) (C) Maximum: -4 (D) y ? -4 B. Standard form: g(x) = (x - 1)2 - 4 (A) x-intercepts: - 1, 3; y-intercept: -3 (B) Vertex (-1, -4) (C) Minimum: -4 (D) y ? -4 C. Standard form: g(x) = (x - 1)2 - 4 (A) x-intercepts: - 1, 3; y-intercept: -3 (B) Vertex (1, -4) (C) Minimum: -4 (D) y ? -4 D. Standard form: g(x) = (x + 1)2 - 4 (A) x-intercepts: -3, 1; y-intercept: -3 (B) Vertex (1, -4) (C) Minimum: -4 (D) y ? -4