Solve.3x3 + 28x2 + 49x = 0
A. -7, - 
, 0
B. 0, 7, 
C. -7, - 
D. 7, 
Answer: A
Mathematics
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at the point 
A. 7x + 2y = 28 B. 7x + 2y = 14 C. 2x + 7y = 28 D. 2x + 7y = 14
Mathematics
The two triangles below are similar. Find the missing length.
A. x = 12 B. x = 25 C. x = 20 D. x = 19
Mathematics
Find an equation for the parabola described.Vertex at (2, -1); focus at (4, -1)
A. (y + 1)2 = -8(x - 2) B. (x + 2)2 = -12(y - 1) C. (y + 1)2 = 8(x - 2) D. (x + 2)2 = 12(y - 1)
Mathematics
Find the LCM.28, 21
A. 28 B. 12 C. 84 D. 42
Mathematics