Use the information given about the angle ? to find the exact value of the indicated trigonometric function.csc ? = -, cos ? > 0Find cos .

A.
B. -
C. -
D.


Answer: C

Mathematics

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Perform the indicated operations and, if possible, simplify. ?  ÷ 

A.
B.  
C. 1
D.  

Mathematics

Solve. Round to the nearest hundredth, if necessary.The distance D that a spring is stretched by a hanging object varies directly as the weight W of the object. If a 2-kg object stretches a spring 95 cm, find the distance when the weight is 3-kg.

A. 142.5 cm B. 0.06 cm C. 100 cm D. 47.5 cm

Mathematics

Factor out the GCF from the polynomial.60x9y9 + 12x7y7 + 18x5y5

A. -6x5y5(-10x4y4 + 2x2y2 - 3) B. 6(10x9y9 + 2x7y7 + 3x5y5) C. 6x5y5(10x4y4 + 2x2y2 + 3) D. 6x5(10x4y9 + 2x2y7 + 3y5)

Mathematics

Write the decimal as a fraction or mixed number in lowest terms.14.429

A.
B. 2
C.
D. 14

Mathematics