Solve.
+ 4 = 3
A. 49
B. 1
C. -1
D. empty set
Answer: D
Mathematics
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Find the sum and simplify the answer. +
+
A.
B. 1
C. 1
D.
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Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.cot 0.2658
A. 1.04 B. 3.67 C. 0.27 D. 0.96
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A. 1 B. 0 C. 2 D. -1
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