Simplify the expression.(
+ 5)(
- 5)
A. 7
B. 37
C. -13
D. 12 - 2
Answer: C
Mathematics
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Use the quadratic formula to solve the equation.5x2 = -8x - 2
A. 
B. 
C. 
D. 
Mathematics
Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.1.9x + 15.8y + 4.5z = 4.94.6x - 7.0y + 0.9z = -3.13.6x + 15.5y + 4.3z = 8.0
A. (0.3, 0.2, -0.7) B. (1.6, 1.1, -3.4) C. (0.7, 0.5, -1.5) D. (3.6, 2.4, -7.4)
Mathematics
State whether the calculation is possible. If possible, perform the calculation.
+ 
- 
What will be an ideal response?
Mathematics
Let g(x, y) = 
. Compute g(3, 4).
A. - 
B. - 
C. - 
D. - 
Mathematics