Solve the equation by factoring.25x2 + 30x + 8 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.The motion of a spring-mass system is described by the equation 
where y is the distance in feet from the equilibrium position and t is time in seconds. Find the velocity of the mass at time t = 3/4 seconds. Is the mass moving toward or away from its equilibrium position or neither?
A. 0 ft/s; away from equilibrium position B. -4? ft/s; toward from equilibrium position C. 0 ft/s; neither D. 4? ft/s; away from equilibrium position
Mathematics
Simplify the expression.-6x - 2x
A. 8x B. -8x C. -8x2 D. -4x
Mathematics
Factor.25a2 + 30ab + 9b2
A. (5a + 3b)2 B. 15(a +b)(a - b) C. 2(5a + 3b) D. (5a + 3b)(5a - 3b)
Mathematics
Divide. Simplify the answer.3
รท 1
A. 2
B. 2
C. 2
D. 3
Mathematics