Identify the terms and like terms in this expression: -9 + 2.5y - 0.7y + 1 + 6.4y^2 (6.4y being to the power of 2)

Of four points are collinear, they are also coplanar

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

What is the frequency of the sinusoidal graph?