Change the decimal to a percent.0.739
A. 739%
B. 0.0739%
C. 0.739%
D. 73.9%
Answer: D
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Perform the indicated operation.Add (n8 - 18) to the difference between (7n7 - 9n6 - 5) and
A. -26n13 B. n8 + 4n7 - 27n6 - 3 C. n8 + 4n7 - 27n6 - 43 D. n8 + 4n7 - 6n6 - 43
Solve. Write the answer as a mixed number as needed.The floor of a rectangular room is to be tiled with foot square tiles along a 7
foot wall. How many tiles will be needed along the wall?
A. 2 tiles
B. 21 tiles
C. 22 tiles
D. 26 tiles
Simplify and add or subtract wherever possible. - 8
+ 6
A. -42
B. -26
C. 26
D. -243
Express the indicated roots of unity in standard form a + bi.Tenth roots of unity
A. 1 + 0i
cos + i sin
? 0.95 + 0.31 i
cos + i sin
? 0.81 + 0.59 i
cos + i sin
? 0.59 + 0.81 i
cos + i sin
? 0.31 + 0.95 i
cos + i sin
= 0 + i
cos + i sin
? - 0.31 + 0.95 i
cos + i sin
? - 0.59 + 0.81 i
cos + i sin
? - 0.81 + 0.59 i
cos + i sin
? - 0.95 + 0.31 i
B. 1 + 0i
cos + i sin
? 0.81 + 0.59 i
cos + i sin
? 0.31 + 0.95 i
cos + i sin
? - 0.31 + 0.95 i
cos + i sin
? - 0.81 + 0.59 i
cos ? + i sin ? = -1 + 0i
cos + i sin
? - 0.81 - 0.59 i
cos + i sin
? - 0.31 - 0.95 i
cos + i sin
? 0.31 - 0.95 i
0 - i
C. 1 + 0i
cos + i sin
? 0.81 + 0.59 i
cos + i sin
? 0.31 + 0.95 i
cos + i sin
? - 0.31 + 0.95 i
cos + i sin
? - 0.81 + 0.59 i
cos ? + i sin ? = -1 + 0i
cos + i sin
? - 0.81 - 0.59 i
cos + i sin
? - 0.31 - 0.95 i
cos + i sin
? 0.31 - 0.95 i
cos + i sin
? 0.81 - 0.59 i
D. 1 + 0i
cos + i sin
? 0.81 + 0.59 i
cos + i sin
? 0.31 + 0.95 i
0 + i
cos + i sin
? - 0.81 + 0.59 i
cos ? + i sin ? = -1 + 0i
cos + i sin
? - 0.81 - 0.59 i
cos + i sin
? - 0.31 - 0.95 i
cos + i sin
? 0.31 - 0.95 i
0 - i