True or false? 9² = 18
  • True
  • False
Is 225 a perfect square?
  • Yes
  • No
−36=-\sqrt{36}=−36​=
  • -6
  • 6
  • -18
  • 12
38=^3\sqrt{8}=38​=
  • 2
  • -2
  • ±2
  • None
31=^3\sqrt{1}=31​=
  • 1
  • -1
  • ±1
  • none
The number 1,000 is a...
  • perfect square
  • perfect cube
64=\sqrt{64}=64​=
  • 32
  • 8
  • 4
  • 16
364=^3\sqrt{64}=364​=
  • -8
  • 8
  • 16
  • 4
63 = ?
  • 196
  • 206
  • 216
  • 226
-62 =
  • 36
  • -36
  • 12
  • -12
1681\sqrt{\frac{16}{81}}8116​​ =
  • 4/9
  • 8/27
  • 8/9
  • 4/3
(56)2\left(\frac{5}{6}\right)^2(65​)2 =
  • 25/36
  • 10/12
  • 5/6
  • 52/62
0.81=\sqrt{0.81}=0.81​=
  • 0.9
  • 0.27
  • 0.09
  • 0.3
31000343=^3\sqrt{\frac{1000}{343}}=33431000​​=
  • 100/7
  • 10/7
  • 10/49
  • 100/49
3512125=^3\sqrt{\frac{512}{125}}=3125512​​=
  • 12/25
  • 6/5
  • 8/5
  • 8/10
31216=^3\sqrt{\frac{1}{216}}=32161​​=
  • 1/8
  • 1/6
  • 1/16
  • 1/216
(23)3=\left(\frac{2}{3}\right)^3=(32​)3=
  • 4/9
  • 2/3
  • 6/9
  • 8/27
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