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Questions (54)

a right circular cylindrical container ,contains 2160cubic cm water. if the diameter of the base of the cylindrical container is
1. 2 answers
2. 2,096 views
What percent is 250 of 1200
1. 1 answer
2. 429 views
Q.NO.1: Show that the function z=ln(x^2 + y^2)+2tan^-1(y/x) satisfies Laplace’s equation.(∂^2z/∂x^2)+(∂^2z/∂y^2)=0
1. 1 answer
2. 1,181 views
Q.NO.4: Find the arc length of the graph of r(t).r(t)=(t^2)i +(cost + t sint)j +(sint- t cost)k , 0≤t≤π
1. 2 answers
2. 664 views
Q.NO.3: Show that the function z=tan^-1(2xy/x^2-y^2)satisfies Laplace’s equation; then make the substitutionx=r cosθ, y= r
1. 1 answer
2. 1,713 views
Q.N0.2: Show that u(x,y)=ln(x^2 + y^2) and v(x,y)=2tan^-1(y/x) satisfy Cauchy-Riemann equations(∂u/∂x)=(∂v/∂y) and
1. 1 answer
2. 446 views
Q.NO.1: Show that the function z=ln(x^2 + y^2)+2tan^-1(y/x) satisfies Laplace’s equation.(∂^2z/∂x^2)+(∂^2z/∂y^2)=0
1. 0 answers
2. 536 views
Q 8: Count the number of 01-strings with following constraints.(c) The length is 9. Number of 1s is 3 more than number of 0s.
1. 1 answer
2. 680 views
Q 7: What is the number of `Hello's printed by the pseudo code below? (for i from lo to hiexhaust i between lo and hi inclusive,
1. 0 answers
2. 419 views
Q6:What if the bookshelf is circular, that means you cannot choose the first and last books simultaneously? Count the number of
1. 0 answers
2. 594 views
Q 3: There are n identical balls and m different bins. Let Bn,m be the total number of way to put n balls in m bins.(a) What are
1. 0 answers
2. 548 views
Q 8: Count the number of 01-strings with following constraints.(b) The length is 8. Number of 1s is 3 more than number of 0s.
1. 2 answers
2. 533 views
Q 7: What is the number of `Hello's printed by the pseudo code below? (for i from lo to hiexhaust i between lo and hi inclusive,
1. 1 answer
2. 1,005 views
Q6:What if the bookshelf is circular, that means you cannot choose the first and last books simultaneously? Count the number of
1. 0 answers
2. 497 views
Q 3: There are n identical balls and m different bins. Let Bn,m be the total number of way to put n balls in m bins.(a) What are
1. 4 answers
2. 1,134 views
Q 8: Count the number of 01-strings with following constraints.(a) The length is 8. Number of 1s is 2 more than number of 0s.
1. 1 answer
2. 1,010 views
Q 7: What is the number of `Hello's printed by the pseudo code below? (for i from lo to hiexhaust i between lo and hi inclusive,
1. 1 answer
2. 976 views
Q6:What if the bookshelf is circular, that means you cannot choose the first and last bookssimultaneously? Count the number of
1. 0 answers
2. 607 views
Q 3: There are n identical balls and m different bins. Let Bn,m be the total number of way to put n balls in m bins.(a) What are
1. 0 answers
2. 495 views
Q:You have borrowed $8000 from the bank. Suppose you want to repay a fixed amount of money for each of the following n years
1. 1 answer
2. 1,028 views
Q: Count the number of passwords with following constraints. Assuming digits = {0, 1, …..9},letters = {a, b, ….. y, z} (a) 5
1. 2 answers
2. 1,052 views
Q: There are n identical balls and m different bins. Let Bn,m be the total number of way to put n balls in m bins.(a) What are
1. 0 answers
2. 458 views
Q: Consider a digital circuit that reads an n-bit input string and writes a 1bit output. Two circuits are considered different
1. 3 answers
2. 1,065 views
Q: Consider a digital circuit that reads an n-bit input string and writes a 1bit output. Two circuits are considered different
1. 1 answer
2. 522 views
Q: Count the number of passwords with following constraints. Assuming digits = {0, 1, …..9},letters = {a, b, ….. y, z} (a) 5
1. 0 answers
2. 716 views
There are n identical balls and m different bins. Let Bn,m be the total number of way to put n balls in m bins.(a) What are
1. 1 answer
2. 642 views
You have borrowed $8000 from the bank. Suppose you want to repay a fixed amount of money for each of the following n years
1. 1 answer
2. 1,582 views
find the parametric equation of the line that is tangent to the parabola y=x^2 at the point(-2 , 4)
1. 1 answer
2. 550 views
find the parametric equation of the line that is tangent to the parabola y=x^2 at the point(-2 , 4)
1. 1 answer
2. 2,249 views
If a=26 and sun=27. then ant=?
1. 1 answer
2. 434 views
a ball bounces to 60% of its original height.what fraction of its mechanical energy is lost in each bouces?where does this
1. 1 answer
2. 720 views
Find the first partial derivatives and evaluate each at the given point.Function w = 2x^2y − 6xyz + 10yz^2 Point (2, 5, −3)
1. 1 answer
2. 487 views
A pharmaceutical corporation has two locations that produce the same over-the-counter medicine. If x1 and x2 are the numbers of
1. 1 answer
2. 673 views
Find the area of the unbounded shaded region.Y= 7/ SQRT (7-X)
1. 1 answer
2. 1,511 views
A professional athlete signs a four-year contract in which the earnings can be modeled byc = 300,000 + 750,000t, where t
1. 0 answers
2. 1,022 views
The marginal cost of a product is modeled bydC/dx =12/Cube root (12x+5) where x is the number of units. When x = 13, C = 160.
1. 2 answers
2. 4,564 views
y = x^2 − 9x + 29/x − 5relative maximum (x, y) = relative minimum (x, y) =
1. 1 answer
2. 388 views
Identify any intercepts, relative extrema, points of inflection, and asymptotes. (If an answer does not exist, enter DNE.)y =
1. 0 answers
2. 629 views
Identify any intercepts, relative extrema, points of inflection, and asymptotes.y = 4x^2 − 24x + 34 X-intercept ? (x, y)
1. 0 answers
2. 524 views
An open box is to be made from a eighteen-inch by eighteen-inch square piece of material by cutting equal squares from the
1. 4 answers
2. 3,226 views
Find the horizontal asymptote of the graph of the function. (If an answer does not exist, enter DNE.)f(x) = 5x^2 + 1/ 7x^3 −
1. 1 answer
2. 1,035 views
Find the horizontal asymptote of the graph of the function. (If an answer does not exist, enter DNE.)f(x) = x^3 − 3x^2 + 5x +
1. 1 answer
2. 578 views
Two forces are applied to a car in an effort to accelerate it, as shown below. The first force, F1 = 328 N, is applied at an
1. 1 answer
2. 1,974 views
Poem. DayBreakQ.1 Who does the wind address to? Q2. "The night is gone,"What does the. world 'night' refer to ? Q3. What does
1. 18 answers
2. 10,307 views
Letx = 1 and Δx = 0.01. Find Δy. (Round your answer to five decimal places.) f(x) = x/x^2 + 5
1. 2 answers
2. 635 views
The concentration C (in milligrams per milliliter) of a drug in a patient's bloodstream t hours after injection into muscle
1. 3 answers
2. 1,342 views
The revenue R for a company selling x units isR = 700x − 0.1^x2. (a) Use differentials to approximate the change in revenue as
1. 1 answer
2. 4,387 views
Find the absolute extrema of the function on the closed interval. Use a graphing utility to verify your results. (Round your
1. 1 answer
2. 1,061 views
Find the absolute extrema of the function on the closed interval. Use a graphing utility to verify your results. (Round your
1. 0 answers
2. 1,011 views
Find dy/dx.7xy^3 − x^2y = 6
1. 1 answer
2. 777 views
Find dy/dx.y^3 = 8x^3 + 4x
1. 2 answers
2. 307 views
Find the slope of the graph of the function at the given point. (If an answer is undefined, enter UNDEFINED.)x^3 + y^3 = 14xy,
1. 1 answer
2. 649 views
In an AP the first term is 2 and the sum of the first five terms is one fourth of the sum of the next five terms. Show that the
1. 3 answers
2. 1,578 views
from the top of a cliff 50 m high the angle of depression of the top and bottom of tower are observed to be 30 and 45 degree
1. 1 answer
2. 1,509 views

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