Suppose you have the following project digraph. (The numbers in parentheses represent hours.)
The number of tasks in the project is
A. 9.
B. 6.
C. 8.
D. 7.
E. none of these
Answer: B
Mathematics
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Use symbols to write the expression and then evaluate it.The quantity fourteen plus five divided by the square root of 4
A. (14 + 5) ÷ 
; 9.5
B. (14 + 5) ? 
; 38
C. (14 + 5) ÷ 
; 19
D. (14 + 5) ? 
; 76
Mathematics
Find all solutions.x3 - 4x = 0
A. {0, 2, -2} B. {0, -2} C. {0, 4} D. {0, 2}
Mathematics
Perform the row operation(s) on the given augmented matrix. R3 = 4r1 + r3
What will be an ideal response?
Mathematics
Solve the problem.A new piece of equipment cost a company $70,000. Each year, for tax purposes, the company depreciates the value by 25%.What value should the company give the equipment after 8 years?
A. $4 B. $1 C. $9344 D. $7008
Mathematics