Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cos 5°
A. -0.28
B. -1.00
C. 0.28
D. 1.00
Answer: D
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Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. 3x + 5y = -102x + 4y = -6
A. (5, -1) B. (-1, 5) C. (-5, 1) D. (1, -5)
Solve the problem.Conservationists tagged 70 black-nosed rabbits in a national forest in 2009. In 2012, they tagged 140 black-nosed rabbits in the same range. If the rabbit population follows the exponential law, how many rabbits will be in the range 7 years from 2009?
A. 706 rabbits B. 353 rabbits C. 188 rabbits D. 94 rabbits
The graph of an exponential function is given. Match the graph to one of the following functions.
A. f(x) = - 5-x B. f(x) = 5x C. f(x) = - 5x D. f(x) = 5-x
Test the equation for symmetry with respect to the given axis, line, or pole.r = 4 sin ?; the pole
A.
| May or may not be symmetric with respect to the pole |
B. Symmetric with respect to the pole