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. 5 in. by 9 in.
B. 3 in. by 4 in.
C. 4 in. by 9 in.
D. 5 in. by 10 in.
Answer: A
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Solve the system by the elimination method. x - 3y = 16-4x - 4y = 16
A. {(0, -4)} B. {(-1, -4)} C. {(1, -5)} D. ?
Solve the triangle.
A. b = 8.74, ? = 12.9°, ? = 132.1° B. b = 7.74, ? = 12.9°, ? = 132.1° C. b = 6.74, ? = 132.1°, ? = 12.9° D. b = 7.74, ? = 132.1°, ? = 12.9°
The integrand of the following definite integral is a difference of two functions.
?
?
Sketch the graph of the two functions and shade the region whose area is represented by the integral.
?
A. ?
1) 
2) 
B. ?
1) 
2) 
C. ?
1) 
2) 
D. ?
1) 
2) 
E. ?
1) 
2) 
Solve the problem.Find the perimeter of the geometric figure.Rectangle: length 8x2 + 9x + 12 width 9x2 - 5x + 12
A. 25x2 + 13x + 24 B. 17x2 + 4x + 24 C. 34x2 + 8x + 24 D. 34x2 + 8x + 48