Find the value of the determinant.
A. -71
B. 91
C. -27
D. 71
Answer: D
Mathematics
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Prove:
Mathematics
Solve the problem.A pendulum bob swings through an arc 50 inches long on its first swing. Each swing thereafter, it swings only 60% as far as on the previous swing. How far will it swing altogether before coming to a complete stop? Round to the nearest inch when necessary.
A. 63 inches B. 167 inches C. 83 inches D. 125 inches
Mathematics
Which equation matches the given calculator-generated graph and description? Decide without using your calculator.
Hyperbola; foci (±
, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
+ 
= 1
D. 
- 
= 1
Mathematics
Determine which two functions are inverses of each other.f(x) = 
g(x) = 4x + 4h(x) = 
A. g(x) and h(x) B. None C. f(x) and h(x) D. f(x) and g(x)
Mathematics