B) The point B divides AC in the ratio 2 : 3. Work out vector OC in terms of a and b.
Simplify your answer.
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Y=4x^2+x-1 solve using quadratic formula

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²

Sioux co. replaced the roof on its existing building, therefore increasing the building's life by 10 years. the cost of the roof is considered a(n):