Find the vertices and foci of the ellipse.25x2 + 36y2 = 900
A. Vertices: (0, ±5); Foci (0, ±
)
B. Vertices: (±6, 0); Foci: (±
, 0)
C. Vertices: (±5, 0); Foci: (±
, 0)
D. Vertices: (0, ±6); Foci (0, ±
)
Answer: B
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Solve the equation.x(8x + 6)(x - 1) = 0
A. 
B. 
C. 
D. 
Find all complex roots. Write the answer in polar form, with 0 ? ? ? 360°.Fifth roots of 1
A. cos 0° + i sin 0°, cos 72° + i sin 72°, cos 144° + i sin 144°, cos 216° + i sin 216°, cos 288° + i sin 288° B. cos 0° + i sin 0°, cos 36° + i sin 36°, cos 108° + i sin 108°, cos 252° + i sin 252°, cos 324° + i sin 324° C. cos 180° + i sin 180°, cos 72° + i sin 72°, cos 144° + i sin 144°, cos 216° + i sin 216°, cos 288° + i sin 288° D. cos 180° + i sin 180°, cos 36° + i sin 36°, cos 108° + i sin 108°, cos 252° + i sin 252°, cos 324° + i sin 324°
Use the slope-intercept form to graph the equation.y = 
x + 2
A. 
B. 
C. 
D. 
Find the perimeter of each figure. For Exercise 29, find the area also.
A. area: 
ft2; perimeter: 1
ft
B. area: 
ft2; perimeter: 1
ft
C. area: 
in2; perimeter: 1
in
D. area: 
ft2; perimeter: 
ft