Find the equation of the quadratic function that has the given vertex and given point on its graph.Vertex: (-5, 4) through: (2, 151)
A. P(x) = 2x2 - 30x + 79
B. P(x) = 3x2 + 30x + 79
C. P(x) = 3x2 + 5x + 4
D. P(x) = -3x2 + 30x + 4
Answer: B
Mathematics
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For the curve r(t), find an equation for the indicated plane at the given value of t.r(t) = (9 sin 
t + 7)i + (9 cos 13t) - 6)j + 5tk; osculating plane at t = 0.5?.
A. 
(y + 6) + 9
= 0
B. 
(x - 7) + 9
= 0
C. 
(y + 6) + 9
= 0
D. 
(y - 6) + 
= 0
Mathematics
Add and simplify.
+ 
A. 
B. 
C. 
D. - 
Mathematics
Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.sec 
A. -2
B. -
C. 
D. - 
Mathematics
Solve triangle, if possible. If necessary, round your answers to the nearest tenth. 
A. a ? 7.3, B ? 7.8°, C ? 142.2° B. a ? 8.3, B ? 6.9°, C ? 143.1° C. a ? 8.3, B ? 2.8°, C ? 147.2° D. a ? 7.3, B ? 7.8°, C ? 37.8°
Mathematics