Find sin 2x, given that sin x = and x is in quadrant II.

What will be an ideal response?


Mathematics

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Express the number in standard notation.2.517 × 10-5

A. 0.00002517 B. 0.000002517 C. 0.0002517 D. -251,700

Mathematics

Solve.30% of the students in a school are male. If there are 660 students altogether, how many students are male?

A. 2200 students B. 5 students C. 462 students D. 198 students

Mathematics

Graph the linear inequality.y ? -1

A.

B.

C.

D.

Mathematics

Divide.(x2 - 16x + 63) ÷ (x - 7)

A. x - 9 B. x + 9 C. x + 7 D. 9 - x

Mathematics