Write the expression in standard form. 2/(2-15i) a. 4/229 - 30/229i b. -4/229 + 30/229i c. -4/229 - 30/229i d. 4/229 +30/229i

What properties allow transformation to be used as a problem solving tool

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

The ksp expression for the system pbcl2(s) pb+2(aq) + 2 cl-(aq) is: [pbc12][pb+2][2cl-] [pb+2][cl-]2 [pb+2][2cl-]2 [pbcl2][pb+2][cl-]2 [pb+2][2cl-]2[pbcl2]