Verify the identity.cot3 x = cot x (csc2 x - 1)
What will be an ideal response?
cot3 x = cot x cot2 x = cot x (csc2 x - 1).
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Restate the fact as indicated.Worldwide there are approximately 132 million births per year. Express this quantity in births per second.
A. 251 births per second B. 4.2 births per second C. 63,300 births per second D. 101 births per second
Solve.An automotive technician has recorded the number of hours of labor required for each of the last eight engine rebuilds. Find the range of these times.21.518.722.320.917.619.821.220.7
A. 5.2 hours B. 17.7 hours C. 17.6 hours D. 4.7 hours
Find the determinant of the given matrix.
A. 18 B. 36 C. -36 D. -54
Solve using the elimination method. Use a graphing calculator to check your answer.-3x + 3y = -27-6x = -29 - 6y
A. (2, 4) B. (7, -2) C. (7, 4) D. No solution