Use trial and error to factor the trinomial, or state that the trinomial is prime.5x2 + 3x - 2
A. (5x + 2)(x - 1)
B. (5x - 1)(x + 2)
C. (5x + 1)(x - 2)
D. (5x - 2)(x + 1)
Answer: D
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Without using the trigonometric function keys, use a calculator and the given trigonometric values to find the indicated value. Round to four decimal places.Given:sin 53° = 0.7986cos 53° = 0.6018tan 53° = 1.3270Find cot 233°.
A. 0.7536 B. -0.7536 C. -1.3270 D. 1.3270
Solve the problem.Find 10% of 700 boxes.
A. 7 boxes B. 0.7 boxes C. 70 boxes D. 700 boxes
Find the exact value without using a calculator. csc 
A. -
B. -
C. - 
D. - 
Solve the problem. Round to two decimal places if needed.As part of an experiment to test different liquid fertilizers, a sprinkler has to be set to cover an area of 120 square yards in the shape of a sector of a circle of radius 50 yards. Through what angle (in degrees) should the sprinkler be set to rotate?
A. 17.28° B. 5.5° C. 4.13° D. 2.75°