physics
why weight of gold varies at 2 different places like panna and ladakh (physics)
maths
michael has 10 pairs of black socks,8 pairs of white socks&7 pairs of green socks everything is mixed in a drawer. as there is no light he is not able to identify the colour of the socks . how many of the socks will he have to take to match 1 pair
statistics
A sample of n = 7 scores has a mean of M = 5. After one new score is added to the sample, the new mean is found to be M = 6. What is the value of the new score? (Hint: Compare the values for ƩX before and after the score was added.
statistics
14) A population of N = 20 scores has a mean of µ = 15. One score in the population is changed from X = 8 to X =28. What is the value for the new population mean?
physics
i to found out the same but it says wrong
physics
A rectangular conducting homogeneous (which means the material is the same throughout) block has dimensions 1cm×2cm×3cm . A voltage V is applied between all opposite faces of the block and the corresponding currents were recorded. What is the maximum current measur...
maths
a and b are positive numbers that satisfy the equation 1/a−1b=1/a+b. Determine the value of a^6/b^6+b^6/a^6.
maths
look at the ques carefully If sin^2∠A=ab its square there
maths
The angles in triangle ABC satisfy 6sin∠A=3√3sin∠B=2√2sin∠C. If sin^2∠A=ab, where a and b are coprime positive integers, what is the value of a+b?
maths
Let P=(p1,p2,…,p7) be a permutation of the integers 1,2,…7. For how many permutations P are all seven sums S1=p1,S2=p1+p2,…,S7=p1+p2+⋯+p7 not multiples of 3? Details and assumptions A permutation is a rearrangement of the entire set of objects.
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