Establish the identity.csc u - sin u = cos u cot u
What will be an ideal response?
csc u - sin u = 
- sin u = 
= 
= cos u ? 
= cos u cot u
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The following question refers to a country with five states. There are 240 seats in the legislature, and the populations of the states are given in the table below.
Using a divisor of D = 39,540, the modified quotas (to 3 decimal places) are
A. State A: 10.675; State B: 18.850; State C: 109.725; State D: 96.825; State E: 3.925. B. State A: 10.799; State B: 19.069; State C: 111.002; State D: 97.951; State E: 3.971. C. State A: 10.596; State B: 18.710; State C: 108.908; State D: 96.104; State E: 3.896. D. State A: 10.648; State B: 18.803; State C: 109.451; State D: 96.584; State E: 3.915. E. none of these
Simplify the expression by using the order of operations.18 ÷ 3 ? (12 - 4)
A. 76 B. 68 C. 96 D. 48
Graph the function using its vertex, axis of symmetry, and intercepts.f(x) = -2x2 - 20x - 53 
A. vertex (-5, -3)
intercept (0, -53)
B. vertex (5, -3)
intercept 
C. vertex (-5, -3)
intercept 
D. vertex (5, -3)
intercept (0, -53)
Use a percent proportion to answer the question.66
% of what number of wells is 576 wells?
A. 86.4 wells B. 864 wells C. 8640 wells D. 384 wells