Simplify. 2+3/5x−1−1/5x 3−4/5x 1+2/5x 3+2/5x 1−2/5x

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.