Sketch the graph represented by the equation.9x2 + 9(y2 + 1) = 225 + 18y + 9(6x - 9)
A. 
B. 
C. 
D. 
Answer: D
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Graph the polar equation.r = 
A. 
B. 
C. 
D. 
Substitute the given values into the formula and then evaluate to find the unknown quantity. Label units in your answer. If the answer is not exact, round your answer to the nearest hundredth.P = 2L + 2W; P = 24, W = 5
A. 12 units B. 7 units C. 9.5 units D. 19 units
Find an equation of the line, and write it in (a) slope-intercept form if possible and (b) standard form.Through (8, -4); vertical
A. (a) y = 8 (b) y = 8 B. (a) y = -4 (b) y = -4 C. (a) not possible (b) x = 8 D. (a) not possible (b) x = -4
Write the ratio in simplest form.A bag of mixed nuts contains 6 oz of peanuts, 10 oz of walnuts, and 14 oz of cashews. What is the ratio of walnuts to peanuts?
A. 
B. 1
C. 
D. 5