Find the surface area of the regular pyramid

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Find the roots of the equation below. x^2 - 6 + 9 = 0