Graph the equation.49x2 - y2 - 784x - 18y + 654 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.How close does the semicircle y = 
come to the point (1, 
)?
A. x = 1.55 B. x = 2.45 C. x = 0.45 D. x = 2.00
Mathematics
Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find a if A = 48.5° and b = 7 m.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the function value.Let f(x) = e-x. Find f(3.9), rounded to four decimal places.
A. 1.4347 B. 10.6013 C. 49.4024 D. 0.0202
Mathematics
Simplify the radical expression. Assume all variables represent nonnegative real numbers.
A. 2x2 B. -2x2 C. 4x2 D. 64
Mathematics