There are 27 children in the class.
18 divided by two equals 9
9 times 3 is 27
Answer:
B.) no association
Step-by-step explanation:
D-umb study
Answer:
40.92
Step-by-step explanation:
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Answer:
π×10^2=314.15
Step-by-step explanation:
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Step-by-step explanation:
√a is defined only when a >= 0.
Therefore for √4x * √(x + 2) to be defined, both 4x and x + 2 must be non-negative.
When 4x >= 0, x >= 0.
When x + 2 >= 0, x >= -2.
x >= 0 and x >= -2, therefore we have x >= 0. (D)