Calculus
Find f(x+h) for f(x)= x^2 - 2x - 3
calculus
Let f(x)+10x^2+9x+10. Find f(x+h)-f(x).
Math
Given that sin alpha=4/sqrt65, pi/2<alpha<pi, and cos beta=-3/sqrt13, tan beta>0, find the exact value of tan(alpha+beta)
science
if a satellite moves in a circular orbit around a planet, the satellite has a constant: momentum velocity OR acceleration
physics
baseball thrown horizontally takes 1.1 seconds to reach the ground. What is the height at which the ball was thrown?
science
Harry walks 1.5 km/h to the mall. Earl walks 2.75 km/h to the mall. What is Earl's relative velocity with respect to Harry?
science
Harry walks 1.5 km/h to the mall. Earl walks 2.75 km/h to the mall. What is Earl's relative velocity with respect to Harry?
science
the separation of the foci of an ellipse that describes a planet's orbit derermines A eccentricity of the orbit B period of the orbit C size of the orbit D all of the above. I think it is A because the closer the foci, the more circular versus elliptical the orbit is. Siz...
physics
100 g mass is attached to a string 75 cm long. swings in a horizontal circle. The mass goes around its path once every 0.8. seconds. What is centripetal acceleration of the object? What is the tension in the string?
physics
player kicks football from ground level with velocity of32 m/s at an angle of 40 degrees above horizontal. What is hang time of football? How far does the ball travel horizontally before hitting the ground? What is the maximum height that the ball reaches?
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