Find an equation in slope-intercept form of the line satisfying the specified conditions.Through (3, -10), parallel to 4x + 7y = -16

A. y = - x - 
B. y = - x - 
C. y = x + 
D. y = - x - 


Answer: B

Mathematics

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Solve the problem.When an object weighing 5 pounds is attached to the lowest point P of a spring that hangs vertically, the spring is extended 6 inches. The 5-pound weight is replaced by a 3-pound weight, and the system is allowed to come to equilibrium. The 3-pound weight is then pulled downward another 15 feet and then released. Find the equation of motion. Neglect friction.

A. y = 15 cos 10.328t B. y = 15 cos 1.826t C. y = 15 cos 106.667t D. y = 15 cos 2.981t

Mathematics

Find the tax rate for the area. Round to the nearest tenth of a percent.Total tax needed: $80,000Total assessed value: $9,203,000

A. 9.0% B. 0.9% C. 1.1% D. 0.8%

Mathematics

Use the rational zeros theorem to determine the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = -4x4 + 2x2 - 3x + 6

A. ± , ± , ± , ± , ± 1, ± 2, ± 3, ± 6
B. ± , ± , ± , ± , ± 1, ± 2, ± 3, ± 4, ± 6
C. ± , ± , ± , ± , ± , ± 1, ± 2, ± 3, ± 6
D. ± , ± , ± , ± , ± , ± 1, ± 2, ± 4

Mathematics

Based on data collected during an experiment, a biologist found that the number of fruit flies (Drosophila) with a limited food supply could be approximated by the exponential model ?  ?  where t denotes the number of days since the beginning of the experiment. Find the average number of fruit flies in the colony in the first 10 days of the experiment and in the first 29 days. ? 

A. 44; 53 B. 47; 50 C. 46; 51 D. 45; 52 E. 40; 57

Mathematics