Find the quantity if v = 5i - 7j and w = 3i + 2j.
+ 
A. 2
+ 
B. 
C. 
+ 
D. 
Answer: C
Mathematics
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Find the largest open interval where the function is changing as requested.Increasing f(x) = 
x2 - 
x
A. (-?, -1) B. (-1, 1) C. (-?, ?) D. (1, ?)
Mathematics
If VPK = 120 V, find v when é = 30ø.
a. 33.8 v b. 67.9 v c. 109.1 v d. 60.0 v e. 103.9 v
Mathematics
Graph the quadratic function using its properties. Based on the graph determine the domain and range of the quadratic function.f(x) = x2 - 2x - 3
A. domain: {x|-? < x < ?}
range: {y|y ? -4}
B. domain: {x|-? < x < ?}
range: {y|y ? 4}
C. domain: {x|-? < x < ?}
range: {y|y ? -4}
D. domain: {x|-? < x < ?}
range: {y|y ? 4}
Mathematics
Find the missing factor.x2 + 3x - 28 = (x - 4)( )
A. (x + 7) B. (x - 4) C. (x - 7) D. (x + 4)
Mathematics