Write in terms of the cofunction of a complementary angle.sec 30°
A. cos 120°
B. csc 60°
C. cos 60°
D. csc 150°
Answer: B
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A. 4 B. ? C. 2 D. 1
Solve the problem.A jet plane traveling at a constant speed goes 1200 miles with the wind, then turns around and travels for 1000 miles against the wind. If the speed of the wind is 50 mph and the total flight took 4 hours, find the speed of the plane.
A. 435 mph B. 605 mph C. 525 mph D. 550 mph
Completely factor the polynomial or state that the polynomial is prime.6x3 - 5x2 - 25x
A. x2(2x - 5)(3x + 5) B. x(2x - 5)(3x + 5) C. x(3x - 5)(2x + 5) D. (2x2 - 5)(3x + 5)
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(6x5 - 12x3 - 8) - (8x3 + 3x5 - 2)
A. 3x5 - 9x3 - 10 B. 3x5 - 20x3 - 6 C. 3x5 - 20x3 - 10 D. -23x8