Solve. x - y + 2z = -64x + z = -1 x + 5y + z = 19
A. (-1, 0, 4)
B. (-1, 4, 0)
C. No solution
D. (0, 4, -1)
Answer: D
Mathematics
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Find the expected profit for Product A, given the following information: Cost of Design and Development: $2,100,000; Estimated Sales: 40% probability of sales of $6,500,000; 45% probability of sales of $2,900,000; 15% probability of sales of $1,800,000. ?
A. $1,945,000 B. $2,075,000? C. ?$3,125,000 D. ?$4,925,000 E. ?$6,275,000
Mathematics
Find the slope of the curve at the given point P. y = x3 - 7x, P(1, -6)
A. -4 B. 3 C. -7 D. -9
Mathematics
Perform the indicated operation. Simplify if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics
Graph the function.g(x) = 5x2
A. 
B. 
C. 
D. 
Mathematics