Insert parentheses where needed so that the expression evaluates to the given number.2 ? 60 ÷ 3 - 15; evaluates to 25
A. 2 ? (60 ÷ 3 - 15)
B. (2 ? 60) ÷ (3 - 15)
C. 2 ? 60 ÷ (3 - 15)
D. 2 ? (60 ÷ 3) - 15
Answer: D
Mathematics
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A. - +
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A. (-?, -3] B. [-6, ?) C. (-?, 0] D. [-3, ?)
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Graph the polar equation.r = Identify the directrix and vertices.
A. directrix: 1 unit(s) to the left of
the pole at x = -1
vertices: ,
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vertices: ,
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vertices: ,
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A.
B.
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D.
Mathematics