The arithmetic sequence a sub i is defined by the formula a sub 1 =-4910 a sub i-1 +8 find the sum of the first 575 terms in the sequence

Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?