Simplify the complex fraction using Method 1.

A. 30x(x + 2)
B.
C.
D.


Answer: D

Mathematics

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Find the directrices of the hyperbola.y2 - 16x2 = 16

A. y = ± 
B. x = ± 
C. y = ± 
D. y = ± 

Mathematics

Solve.An object's weight is a downward force due to gravity and is calculated by multiplying the object's mass by the acceleration due to gravity, which is constant  American mass units are slugs (s) and force units are pounds (lb.). Find the weight of a person with a mass of 3.8 slugs on Earth if the acceleration constant on Earth is -32.2 ft/sec2.

A. -0.12 lb. B. -28.4 lb. C. -122.36 lb. D. -1223.6 lb.

Mathematics

Find the equation of a line passing through the given points. Solve the equation for y.(0, 7); slope = 

A. y = x + 7
B. y = - x - 7
C. y = x + 7
D. y = x - 7

Mathematics

Use synthetic division to decide whether the given number is a solution of the given equation.3x4 - 10x3 - 2x + 1; x = 

A. Yes B. No

Mathematics