Calculus
find the derivative (df/dx) of the squareroot of sin4x
Calc
If f (3) = 9 and f ´(3) = 4, find the tangent line to the graph of f when x = 3
calc
find derivative d/dt of sec * square root of t
calc
Find the slope of the tangent line to the graph y = x-3 at the point (0.5, 8)
calc
Which of the following statements would always be true? I. If f is differentiable at x = c, then f is continuous at x = c. II. If f is continuous at x = c, then f is differentiable at x = c. III. If f is not continuous at x = c, then f is not differentiable at x = c.
science
a man drops a stone in a well and hears the sound of the stone hitting the water after 4 sec calculate the depth of the well ( assuming the speed of sound in the well is 364 m\s )
Chemistry
How do i work out the standard molar entropy of iron(iii) oxide from the data booklet?
physics
A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center as shown in the figure. The linear speed of a passenger on the rim is constant and equal to 7.0 m/s. What are the magnitude and direction of the passenger's acceleration as she passes t...
multiple choices
Which of the following is accelerating? An object moving with a constant velocity. An object moving along a curve. None An object moving on a straught line with a constant speed.
physical
Find the magnitude of the resultant of the following two vectors: i) 50 units due east and ii) 100 units 30° north of west. the answer is 62 unit but how it come ?
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