Use determinants to find the area of the triangle with vertices at the given points.
?
P(8, 14), Q(12, 20), R(10, 3)
?

A.
B.
C.
D.
E.


Answer: A

Mathematics

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Simplify.

A.
B.
C.
D.

Mathematics

Find the annual insurance premium.A person's youthful-operator factor is 2.35. The annual premium for liability coverage is $237.60 for bodily injury and $152.70 for property damage.

A. $940.71 B. $390.30 C. $917.21 D. $914.86

Mathematics

Find the area and perimeter of the rectangle.Length = 97 ft, Width = 29 ft

A. A = 2813 ft2, P = 252 ft B. A = 252 ft2, P = 2813 ft C. A = 2813 ft2, P = 126 ft D. A = 2813 ft2, P = 155 ft

Mathematics

The displacement d (in meters) of an object at time t (in seconds) is given. Describe the motion of the object. What is the maximum displacement from its resting position, the time required for one oscillation, and the frequency?d = 3 sin (5t)

A. simple harmonic; -3 m;   ? sec;   oscillations/sec
B. simple harmonic; 3 m;   sec;   ? oscillations/sec
C. simple harmonic; 3 m; 5 ? sec;   oscillations/sec
D. simple harmonic; 3 m;   ? sec;   oscillations/sec

Mathematics