Preform the specified operations on the polynomials: Subtract the sum of x^2-3xy-y^2 and 2x^2+5xy-4y^2 from 6x^2-7xy+8y^2

(10. in the figure, a aabc is drawn tocircumscribe a circle of radius 3 cm ,such thatthe segments bd and dc are respectively oflength 6 cm and 9 cm. find the length ofsides ab and ac.

Acar loses a quarter of its value every year. it is originally worth $35,000. to the nearest dollar,how much will the car be worth in 8 years?

Pls what is the relative minimum of the function? enter your answer in the box