Use a calculator to find the approximate value of the expression rounded to two decimal places.sin 4°
A. 0.16
B. -0.76
C. -0.67
D. 0.07
Answer: D
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Show that the set has cardinal number ?0 by establishing a one-to-one correspondence between the natural numbers and the given set. Be sure to indicate the general correspondence.{0, 3, 6, 9, 12, ...}
A.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 0, | 3, | 6, | 9, | ..., | 3n - 3, ... |
B.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 0, | 3, | 6, | 9, | ..., | 3n, | ... |
C.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 0, | 3, | 6, | 9, | ..., | 3n - 1, ... |
D.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 0, | 3, | 6, | 9, | ..., | 3n + 3, ... |
Use the unpaid balance method to find the finance charge on the credit card account. The last month's balance and any other transactions are given.Last month's balance, $712; payment, $259; interest rate, 20%; bought jacket, $115; returned jacket, $157
A. $7.05 B. $20.91 C. $422.87 D. $32.58
The following circle graph displays Chris and Mary Smith's monthly $2900 family budget. Use the circle graph to answer the question. 
What is the ratio of money spent on transportation to the total amount of the monthly budget?
A. 
B. 
C. 
D. 
Write the standard equation for the circle.Center at (-2, 9), radius 
A. (x + 9)2 + (y - 2)2 = 9 B. (x - 9)2 + (y + 2)2 = 9 C. (x + 2)2 + (y - 9)2 = 3 D. (x - 2)2 + (y + 9)2 = 3