Add the integers.-8 + 48
A. -56
B. 56
C. 40
D. -40
Answer: C
Mathematics
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Draw a unit circle centered at the origin and sketch ?A = 240°. Label as P where the side of A, not on the x-axis, intersects the unit circle. Find and label the coordinates of P on the unit circle.
What will be an ideal response?
Mathematics
Write the number in scientific notation.0.0000020717
A. 2.0717 × 10-7 B. 2.0717 × 10-6 C. 2.0717 × 10-5 D. 2.0717 × 106
Mathematics
Find an equation for the ellipse.Center at (0, 0); focus at (-3, 0); vertex at (6, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Express the graph shown using interval notation. Also express it as an inequality involving x.
A. (-4, ?) x > -4 B. (-?, -4) x < -4 C. (-?, -4] x ? -4 D. [-4, ?) x ? -4
Mathematics