Find the values of a and b for which the sequence 2,a,b,17,... is arithmetic.
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(a) a = 7, b = 12
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Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = 
A. Domain: all points in the xy-plane; range: real numbers z ? 0; level curves: parabolas 
B. Domain: all points in the xy-plane excluding x = 0; range: all real numbers; level curves: parabolas 
C. Domain: all points in the xy-plane excluding x = 0; range: real numbers z ? 0; level curves: parabolas 
D. Domain: all points in the xy-plane; range: all real numbers; level curves: parabolas 
Draw the graph of the equation.x2 - 12x - 12y + 108 = 0
A. 
B. 
C. 
D. 
Solve the problem. Use ? ? 3.14 when necessary.A shipping container has dimensions of 9 yd x 7 yd x 4 yd. What is its volume?
A. 252 yd3 B. 324 yd3 C. 112 yd3 D. 441 yd3
Give the amplitude or period as requested.Amplitude of y = -5 sin 2x
A. 
B. 
C. 5
D. 