Solve the system using Gaussian elimination.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: E
Mathematics
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Solve.6x2/5 + 11x1/5 + 4 = 0
A. - 
, - 
B. 3, 2
C. 
, 
D. - 
, - 
Mathematics
Find the equation of the transverse axis of the hyperbola.25y2 - 49x2 - 1225 = 0
A. y = 
x
B. x = 0 (y-axis)
C. y = 0 (x-axis)
D. y = 
x
Mathematics
Evaluate the terms of the sum using the given information.x1 = 1, x2 = -4, x3 = -3, x4 = 0, and ?x = -0.4; f(x) = x2 - 4
A. -0.6 + 14.4 + 7.4 - 1.6 B. 1.2 - 4.8 - 2 + 1.6 C. 2.6 - 2.4 - 1.4 + 1.6 D. -3 + 12 + 5 - 4
Mathematics
Solve the problem.Elaine had 20 buttons. Her grandmother donated 10 cards of buttons to the collection. Elaine sorted the buttons into 10 piles, putting 10 buttons in each pile. How many buttons were on each card from Elaine's grandmother?
A. 18 buttons B. 92 buttons C. 8 buttons D. 95 buttons
Mathematics