For anyone that is good at this type of stuff what is
a-b+c for a= 4 1/5, b= 2 7/20, and c= 3 1/4

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

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

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?