Events a and b are overlapping. p(a) = 4/11 ; p(b) = 3/11 , p(a and b) = 2/11 . find p(a or b).

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x