Evaluate without using a calculator by using ratios in a reference triangle.tan 30°
A. 
B. 
C. 1
D. 
Answer: A
Mathematics
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Graph the quadratic function using its properties. Based on the graph determine the domain and range of the quadratic function.f(x) = -x2 - 6x - 5
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
Provide an appropriate response.If p = 54-q, then in terms of common logarithms, q =
A. log54-p.
B. 5 - 
.
C. 4 - 
.
D. 5 - 
.
E. p - 4 log 5.
Mathematics
Determine whether the first number is divisible by the second number.1938; 9
A. Yes B. No
Mathematics
Find the average value over the given interval.y = xn; [5, 8]
A. 
B. 
n
C. 
D. 
Mathematics