It is known that 1.4< square root 2 <1.5. Find all possible values of the expression: square root 2 +1

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If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.