Which equation shows that the Pythagorean identity is true for 9 = 270º? Select the equation that is in the form sin’e + cos2e = 1.
O A 1² + 0² = 1
B. (-1)2 + 02 = 1
C. 02 + 12 = 1
OD. O² + (-1)² = 1

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.