Provide an appropriate response.Use the FOIL method to find the product: (2x + 7)(5x + 1)
A. 10x2 + 8x + 7
B. 7x2 + 14x + 8
C. 10x2 + 37x + 7
D. 7x2 + 37x + 7
Answer: C
Mathematics
You might also like to view...
Sketch D and g(D) from the description of D and change of variables 
x = u cos v, y = u sin v where D is the rectangle 1 ? u ? 2, 0 ? v ? 
?
A.
 ? |  |
B.
 ? |  |
C.
 ? |  |
D.
 ? |  |
Mathematics
Use a graphing calculator to solve the system by finding A-1 and A-1B. (Round to the nearest integer if necessary.)-5x - 6y - 5z = -84 3x + 8y + 5z = 92-7x - 3y + 8z = -54
A. {(6, 7, 1)} B. {(5, -9, -1)} C. {(9, 1, 9)} D. {(5, 9, 1)}
Mathematics
The graph of the function f (x) is a stretching of the graph of 
. Graph the function.
?
?
A. ?
B. ?
C. ?
D. ?
Mathematics
Give the coordinates of the point of intersection of the linear equations.2x + y = 23x + 2y = 2
A. (2, -2) B. (2, 0) C. (-2, 2) D. (0, -2)
Mathematics