Estimate each of the following using general rule:
a) 4345 + 6784
b) 6947 x 378

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog