Find the sum or difference.
+ 
A. 
B. 
C. 
D. 
Answer: A
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Solve.A carpenter wants to cut the largest possible ellipse from a 8 ft by 10 ft rectangular board. After the foci are located, a string is connected to them and pulled taut by a pencil in order to draw the ellipse. Find the length of the string.
A. 8 ft B. 20 ft C. 10 ft D. 16 ft
Provide an appropriate response.Lakita sold 45 necklaces at $15 each. How much did she collect?
A. $725 B. $655 C. $675 D. $60
Provide an appropriate response.Use unity ratios to change 65 weeks into years.
Fill in the blank(s) with the appropriate word(s).
Solve.A complex number z does not belong to the Mandelbrot set if any of the complex numbers in the sequence z, 
(z2 + z)2 + z, [(z2 + z)2 + z]2 + z, ... has modulus exceeding 2. Does 
belong to the Mandelbrot set?
A. Yes B. No