Find the domain and range of function f(x) is equal to root √x-1

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

Find the quotient with the restriction.

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?