Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. y2 - 49
B. 
C. y2 + 7y + 49
D. simplest form
Answer: C
Mathematics
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Express the vector as a product of its length and direction. -
i - 2j + 8k
A. 
(-i - j + k)
B. 
C. 
D. 
Mathematics
Find the depreciation in the first partial year. Round to the nearest dollar.Cost: $9400Salvage: $800Life: 5 yearsMethod: Sum-of-years'-digitsAcquired: Sept 9
A. $1044 B. $717 C. $956 D. $1433
Mathematics
Solve the equation.x2 = 4x
A. x = 0, x = -4 B. x = 4 C. x = 0, x = 4 D. x = -4
Mathematics
Solve by using the percent proportion 
= 
.181 is 184% of what?
A. 
= 
; b = 98.37
B. 
= 
; a = 333.04
C. 
= 
; b = 101.66
D. 
= 
; p = 98.37
Mathematics