Solve the problem.A square has an area of 49 square inches. If the same amount is added to the length and removed from the width, the resulting rectangle has an area of 45 square inches. Find the dimensions of the rectangle.
A. 3 in. by 4 in.
B. 5 in. by 10 in.
C. 4 in. by 9 in.
D. 5 in. by 9 in.
Answer: D
Mathematics
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Write the percent as a simplified fraction or mixed number.68.75%
A. 68
B. 68
C. 
D. 
Mathematics
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.(
+ 3)(
- 1)
A. 
- 3
B. 3
+ 
C. 3
- 
D. 0
Mathematics
Find the standard form of the equation of the ellipse and give the location of its foci.
Center at (-1, 1)
A. 
+ 
= 1
foci at (-1 + 3
, 1) and (-1 - 3
, 1)
B. 
+ 
= 1
foci at (- 3
, 1) and (3
, 1)
C. 
+ 
= 1
foci at (-1 + 3
, -1) and (-1 - 3
, -1)
D. 
+ 
= 1
foci at (1 + 3
, -1) and (1 - 3
, -1)
Mathematics
Provide the requested response.If the point (5, 5.5) lies on the graph of f, then f( __ ) = ___ .
A. f(5.5) = 5 B. f(0) = 5.5 C. f(5) = 0 D. f(5) = 5.5
Mathematics