Find the area of given regular combined figure of rectangles.​

One positive number is 9 more than twice another. if their product is 95, find the numbers

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0