Use the zero product property to find the solutions to the equation x2 – 9 = 16. x= -3 or x = 3
x= -6 or x = -3
Ox= -5 or x = 5
O x= 7 or x = 1

Y=4x^2+x-1 solve using quadratic formula

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?