Wednesday

July 30, 2014

July 30, 2014

Total # Posts: 10

**physics**

a car travel with a uni form velocity of 25m/s for 5& the brak over then applied and the car coms the rest wirh a uniform retar in fyrther 10s draw ut grph and use it to find 1 distance covered 2 the reatardation

**Physics Urgent please help**

First calculate C_2 = (mg / (v^2 * r^2) where r is unknown, then calculate F = C_2 * r^2 * v^2 I presume this question is from Walter Lewin's Physics course

**math - word problem**

i think 18 more oranges if 2/3 is orange then 1/3 is apple + other fruits ,in 1/3 there are 6 other fruits which are equals to green apples becz ratio is 2/2..>1/1 so 1/3part of fruits=12 then 2/3 is 24 wihch are oranges..hence 18 more oranges than green apples..

**math 12 grade**

find two positive number X and Y such that their sum is 35 and the product X2 Y5 is maximum?

**math**

Let |ϕ⟩=a|0⟩+b|1⟩ where a and b are nonnegative real numbers. We know that if we measure |ϕ⟩ in the standard basis, the probability of getting a 0 is 925. What is |ϕ⟩?

**maths**

Find parametric equations of the line that is tangent to the parabola y = x^2 at the point (−2, 4).

**arithmetic**

A and B can complete a piece of work in 8 and 10 days respectively However they work alternately one day each with beginning the work In how much time will the work be completed?

**calculus**

find the partial derivatives du/dx, du/dy and du/dt. u= root (r^2+s^2, r = y + x cos(t), s = x + y sin(t);when x = 0, y = 2, t = 2

**english**

write five sentences about birthday celebration

**Economics**

Demand Equation Q= 612000- 500P

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