Find the indicated term of the arithmetic sequence.5.9, 5.6, 5.3, . . . ;9th term
A. 3.2
B. 3.5
C. 3.51
D. 3.8
Answer: B
Mathematics
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Write the complex number in trigonometric form, using degree measure for the argument.2
- 2i
A. 4(cos(-60°) + i sin(-60°)) B. 4(cos 30° + i sin 30°) C. 4(cos(330°) + i sin(330°)) D. 4(cos 150° + i sin 150°)
Mathematics
Find the unknown side. Use a calculator or square root table to approximate square roots to the nearest thousandth.
A. 625 B. 25 C. 17.5 D. 312.5
Mathematics
Find the amount of sales tax or excise tax. Round to the nearest cent.Sales price: $30,082Sales tax rate: 5.25%
A. $15,793.10 B. $1579.31 C. $1880.13 D. $1278.49
Mathematics
Match the following reasons to complete the proof.
?2 ? ?4 ______________________
Mathematics