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Angle of elevation
If V is the initial speed of the ball at angle of elevation a , if the origin of the coordinate system is chosen to coincide with the propulsion device, then

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Maxima application
sample problem of maxima application

Z transform
a^n * n *u[n1]

Series and sequence
#how do you estimate the sum a limit using intrgral test

Calculate the cost of manufacturing
A manager has determined the cost C, in dollars, for manufacturing is C(q) =85log 10 (10+q/2) for manufacturing, where q is the number of units produced i

Electrical
The P.D. at the feeder end of a two wire d.c. distributor is 600 volts. Two loads are connected to the distributor at distances of 600 feet and 1000 feet from

Compounded monthly
Verify how long $400 must be left to store at 12 % p.a. compounded monthly for it to amount to triple the soted value of another $400 deposited at the similar t

Linear programming
A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 ton

Profit per unit
A company's full profit per unit production is given by the function y = 5x 2 +17x12 where x is the number of items produced (in hundreds) and the y is the

Does the adverse reaction of nausea
The table summarizes results from a clinical trial (based on data from Pfizer, Inc). Use a 0.05 significance level to test the claim that experiencing nausea is

Harmonic function
Let z 0 = a + ic, z 1 = b + id, z 2 = id, and z = [z 0 + z 1 ]. Let z 0 be the apex of the wedge with one ray passing through z 1 and the other passi

Differential equation 2
y"+3y''+2y=0

Three phase cage induction motor
''A three phase cage induction motor running at full load draws a stator current of 60A at a power factor of 0.8 lagging from a 415v, 50hz supply. Under the fol

Two distinct case
A) Prove the following theorem by considering two distinct cases. For any integer n, n 2 + n is even. B) If x = r 2  s 2 and y = 2rs for any integers r

