if x,y,z are natural numbers, and if 2x=y and y=3z, which of the following numbers could be x+y+z
583the cordinates of A,b,c are respectively (2,3) ,(4,4) AND (0,-2). If abcd is a parallelgram. The coordinates of D are
520The members a,b,12 forma geometric progression and the nos a,b,9 form an arithmetic progression. find the value of a+b
658The hands of clock coincide after every 66 min of correct time. How much does the clock gain or lose in a day.
691Post New Mathematics Questions
If perfect numbers, except 6, can be expressed by the sum of the cubes of an unbroken sequence of consecutive odd integers, what are the consecutive odd integerswhich, when cubed, give the perfect number 28?
find 200/7*5.04=
Give the range for the following six values 2, 7, 11, 19, 25, 33
What is the Value of [(3x+8y)/(X-2y)]; If X/2y=2?
Give a situation where Mathematics can be correlated with economics
Oranges are bought at 11 for Rs. 10 and sold at 10. for Rs. 11 the profit is
a spere circumscribes a cylinder . then the ratio of the surface area of the spere to the curved surface area of the cylinder is
State Euler's theorem for the homogenous function f(x,y) with degree n.
Explain the Lagrange's method of undetermined multipliers to find extreme values of the function f (x,y,z).
ax/b+b=bx/a+a, a//b. then x equals
In statistics, what is the common term for the square root of the variance?
State sufficient condition for differentiability of a function f(x,y) at a point (a,b)
State and prove sufficient condition for differentiability of the function f(x,y).
State and prove the sufficient condition for the minimum value of the function f (x,y)
3x+4y=10 x cube+y cube=6 minimum value of 3x+11y=?
