if z is the arithemtic mean between x and y , then the value of x/(x-z)+y/(y-z) is
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Find the rectangle of perimeter 12cm which has maximum area.
The pipes can fill a cistern in 1.5 hours and 2 hours respectively. A wste pipe can empty a full cistern in 3 hours. If the cisternis empty and all three pipes are opened together, in how many min will the cistern be half full
VOLUNTEER TRAINING FOR DISADVANTAGED IN MATHS – QUESTION 13 : In an attempt to copy down a sequence of 6 positive integers in arithmetic progression, Adam wrote down the 5 numbers : 11, 25, 32, 37, 46. After checking with the original sequence, he found that not only did he miss one of the numbers entirely, he miscopied one of the others. Which of the above was not in the original sequence? (A) 11, (B) 25, (C) 32, (D) 37, (E) 46.
If x to the power of 5=4 and x to the power of 4=5/y , then x equals
Give range for the following six values 2, 7, 11, 19, 25, 33:
Write the simplified mathematical Maclaurin's expansion for f(x,y).
the perimetere of a square is 44m more than that of another and 187 sqm more in area then the side of the larger square is
VOLUNTEER TRAINING FOR DISADVANTAGED IN MATHS – QUESTION 2 : When copying a compact disc on a computer the dialogue box showed that the task was 60 % complete. If it had taken 12 minutes so far, how much longer will it take to complete the copying? (A) 6 mins, (B) 8 mins, (C) 12 mins, (D) 20 mins, (E) 40 mins.
y=log(sinx), find dy/dx.
Write short note on Mathematical language & symbolism.
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write a program to find out the divisor of a given integer number. Sample input:50 Sample output:2,5,10,25
what is the radius of the circle 4x**2+4y**2 =100