Use the even-odd properties to find the exact value of the expression. Do not use a calculator.csc 
A. 0
B. 1
C. -1
D. undefined
Answer: C
Mathematics
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Factor completely. If the polynomial cannot be factored, say it is prime.(x + 5)2 - 7(x + 5) + 12
A. (x + 8)(x + 9) B. (x2 - 5x + 3)(x2 - 5x + 4) C. (x + 2)(x + 1) D. (x2 + 5x - 3)(x2 + 5x - 4)
Mathematics
Solve the triangle. Find the angles ? and ? first.
A. ? = 109.5°, ? = 31.6°, ? = 38.9° B. ? = 38.9°, ? = 109.5°, ? = 31.6° C. ? = 109.5°, ? = 38.9°, ? = 31.6° D. ? = 38.9°, ? = 31.6°, ? = 109.5°
Mathematics
Tell whether the number below is divisible by 
.
A. no B. yes
Mathematics
Determine whether the relation is a function. Give the domain and range.{(-2, -8), (-4, 1), (-7, 9), (3, -8)}
A. not a function; domain: {-8, 1, 9}; range: {-7, -4, -2, 3} B. function; domain: {-7, -4, -2, 3}; range: {-8, 1, 9}
Mathematics