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\(\pi\)
e
\(\frac{a}{b}\)
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\(\sqrt{\,}\)
\(a^{b}\)
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log
ln
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cos
cos⁻¹
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sin
sin⁻¹
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=
+
tan
tan⁻¹
The following data shows the average monthly temperatures (in °C) in Montréal over a year: $$-10,\ -7,\ 0,\ 7,\ 14,\ 19,\ 22,\ 21,\ 16,\ 9,\ 2,\ -5$$Find the
range
of temperatures.
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C
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