Solve the equation.5(x + 4) = 6(x - 8)

A. {-28}
B. {-68}
C. {68}
D. {6}


Answer: C

Mathematics

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Solve the problem.Find the tangent to y = cos x at x = .

A. y = - x - 
B. y = 1
C. y = - x + 
D. y = x + 

Mathematics

Solve.While traveling in a car, the centrifugal force a passenger experiences as the car drives in a circle varies jointly as the mass of the passenger and the square of the speed of the car. If the a passenger experiences a force of 64.8 newtons when the car is moving at a speed of 30 kilometers per hour and the passenger has a mass of 80 kilograms, find the force a passenger experiences when the car is moving at 30 kilometers per hour and the passenger has a mass of 50 kilograms.

A. 36 newtons B. 45 newtons C. 54 newtons D. 40.5 newtons

Mathematics

Graph the function.y = -3 csc 

A.

B.

C.

D.

Mathematics

Expand the expression.log6  xy

A. log3  x + log3  y B. log3   x - log3  y C. log6  x + log6  y D. log6  x - log6  y

Mathematics