Graph the ellipse.9(x + 2)2 + 16(y - 2)2 = 144
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Provide an appropriate response.
Using only this graph of f(x) = a(x - h)2 + k, what are the signs of h and k?
A. Both are negative. B. h is positive and k is negative. C. h is negative and k is positive. D. Both are positive.
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. -5x2 B. 11x2 C. 25x2 D. not a real number
Mathematics
Find the missing length to the nearest tenth.
A. c = 328.0 cm B. c = 16.6 cm C. c = 656 cm D. c = 25.6 cm
Mathematics
Solve.943 is what percent of 1896?
A. 49.7% B. 201.1% C. 0.1% D. 0.5%
Mathematics