Simplify.-8 + 0 - 19 + 
A. 25
B. 29
C. 
D. 
Answer: C
Mathematics
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Find the area or volume.Find the area of the region in the first quadrant between the curve y = e-6x and the x-axis.
A. 6
B. 1
C. 
D. 
e
Mathematics
Graph the quadratic function using its properties. Based on the graph determine the domain and range of the quadratic function.f(x) = x2 + 6x + 8
A. domain: {x|-? < x < ?}
range: {y|y ? -1}
B. domain: {x|-? < x < ?}
range: {y|y ? 1}
C. domain: {x|-? < x < ?}
range: {y|y ? 1}
D. domain: {x|-? < x < ?}
range: {y|y ? -1}
Mathematics
Find the values of the variables.
= 
A. x = -7, y = -4, z = -6 B. x = 4, y = 6, z = 7 C. x = -7, y = 6, z = 4 D. x = 7, y = 4, z = 6
Mathematics
Without graphing the function, determine its amplitude or period as requested.y = -3 cos xFind the period.
A. 2?
B. 
C. 3
D. ?
Mathematics