Solve by using the quadratic formula.
d + 1 + 
d2 = 0
A. 9 ± 
B. 9 ± 
C. -9 ± 
D. -9 ± 
Answer: C
Mathematics
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The problem tells how many units and in what direction the graph of the given equation is to be shifted. Give an equation for the shifted graph. Then sketch the original graph with a dashed line and the shifted graph with a solid line.x2 + y2 = 4
Up 2, right 4
A. (x + 4)2 + (y - 2)2 = 4
B. (x + 4)2 + (y + 2)2 = 4
C. (x - 4)2 + (y + 2)2 = 4
D. (x - 4)2 + (y - 2)2 = 4
Mathematics
Plot the given polar coordinate point in the polar coordinate system.
A. 
B. 
C. 
D. 
Mathematics
Translate to an equation and solve.130 of 260 is what percent?
A. 40% B. 100% C. 50% D. 200%
Mathematics
Write the number in scientific notation.0.000841
A. 8.41 × 10-3 B. 8.41 × 10-4 C. 8.41 × 10-5 D. 8.41 × 104
Mathematics