Mathematics, 16.07.2019 00:00 leo4687
Which square root is not a whole number? a. 144b) 156c) 169d) 1962) solve for x. x3 = 216 a. 6 b. 7 c. 9 d. 12 3) evaluate: 216a) 3 b. 6 c. 8 d. 12 4) solve x2 = 10 a. x = ±5 b. x = ±100 c. x = ±3.5 d. x = ±105) solve x3 = 27 a. x = 3 b. x = 9 c. x = 19,683 d. x = 3/3
Answers: 1
![1)\\a.\ \sqrt{144}=12\in\mathbb{Z}\\b.\ \sqrt{156}\notin\mathbb{Z}\\c.\ \sqrt{169}=13\in\mathbb{Z}\\d.\ \sqrt{1962}\notin\mathbb{Z}\\\\2)\\x^3=216\to x=\sqrt[3]{216}\to x=6\to a.\\\\3)\\\sqrt[3]{216}=6\to b.\\\\4)\\x^2=10\to x=\pm\sqrt{10}\\\\5)\\x^3=27\to x=\sqrt[3]{27}\to x=3\to a.](/tpl/images/0094/3069/f67a6.png)
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Which square root is not a whole number? a. 144b) 156c) 169d) 1962) solve for x. x3 = 216 a. 6 b...
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