Determine the standard equation of the ellipse using the given graph.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: D
Mathematics
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Tell whether the graph opens upward or downward and whether the graph is wider, narrower, or the same as f(x) = x2.f(x) = -3x2
A. Upward, wider B. Downward, narrower C. Upward, narrower D. Downward, wider
Mathematics
Identify the degree of the polynomial.t - 4t2 + 7t3 + 1
A. 5 B. 3 C. 6 D. 1
Mathematics
Match the polynomial function with the graph.y = -2x3 - 4x2 + 21x + 10
A. 
B. 
C. 
D. 
Mathematics
Solve the problem. Round the answer to the nearest tenth, if necessary.A rope connects the top of a pole to the ground. The rope is 15 yd long and touches the ground 11 yd from the pole. How tall is the pole?
A. 52 yd B. 13 yd C. 10.2 yd D. 5.1 yd
Mathematics