Mathematics
Find the mean proportion between : (i) 28 and 63 (ii) 2.5 and 0.9 (iii) 6.25 and 1.6 (iv) (√26 - √17) and (√26 + √17) (v) 6 + 3√3 and 8 − 4√3
Related Questions
Find the fourth proportional to :
(i) 3, 8 and 21
(ii) 1.4, 3.2 and 7
(iii) 1.5, 4.5 and 3.6
(iv) a2, ab and b2
(v) (a2 − ab + b2), (a3 + b3) and (a − b)
6 is the mean proportion between two numbers x and y and 48 is the third proportional of x and y. Find the numbers.
What least number must be added to each of the numbers 5, 11, 19 and 37, so that the resulting numbers are proportional.