Decide whether the statement is possible or impossible for an angle ?.sec ? = 0.87

A. Possible
B. Impossible


Answer: B

Mathematics

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Write the number in scientific notation.3,042,800

A. 3.0428 × 10-6 B. 3.0428 × 101 C. 3.0428 × 106 D. 3.0428 × 107

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Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(0, -4)

A. (4, 0)
B. (4, ?)
C.
D.

Mathematics

Sketch the graph of the power function by hand, using a calculator only to evaluate y-values for your chosen x-values. On the same axes, graph y = x2 using a dotted line for comparison. In each case, x ? 0.f(x) = x2.6

A.

B.

C.

D.

Mathematics

Name the polygons shown in the figure according to the number of sides. Which of them is an octagon?

A. Figure c B. Figure e C. Figure b D. Figure a E. Figure d

Mathematics