Solve the problem.The sum of the reciprocals of two consecutive integers is 9/20. Find the integers.
A. 3 and 4
B. 4 and 5
C. 5 and 6
D. 9 and 10
Answer: B
Mathematics
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Use reference angles to find the exact value of the expression. Do not use a calculator.tan 
A. 
B. 
C. 1
D. -1
Mathematics
Divide, if possible. Write the answer in simplest form.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Without using a calculator, determine the value of the trigonometric function or state that the value is undefined.sin 
A. - 
B. -1
C. 
D. - 
Mathematics
Identify intervals on which the function is increasing, decreasing, or constant.g(x) = 5 - (x + 4)2
A. Increasing: (-?, -4); decreasing: (-4, ?) B. Increasing: (4, ?); decreasing: (-?, 4) C. Decreasing: (-4, ?); decreasing: (-?, -4) D. Increasing: (-?, 4); decreasing: (4, ?);
Mathematics