For a certain type of sand, 1 cubic foot weighs 80 pounds. for a certain type of sand, 1 cubic foot weighs 80 pounds. use the ray tool to make a graph that shows the weight, w, of n cubic feet of this sand. weight vs. cubic feet of sand

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?

Use mathematical induction to prove the statement is true for all positive integers n, or show why it is false. 1^2 + 4^2 + 7^2 + + (3n - 2)^2 = [n(6n^2-3n-1)/2]

In a rectangle klmn, km = 6x + 16 and ln = 49. find the value of x