The geometric mean between -9 and -16 is `12` b. `-12` c. `-13` d. none of these

Geometric mean between 1/9 and 729 is

Insert two geometric means between 9 and 243.

Insert 5geometric means between 576 and 9.

Find the geometric mean of 12 and 27.

The mean proportional between 234 and 104 is a. 12 b. 39 c. 54 d. none of these

The area of a triangle with vertices at (-4,-1), (1,2) and (4,-3) is a. 17 b. 16 c. 15 d. none of these

If x is the geometric mean of 16 and 9, find x.

The set of all values of a for which both roots of equation x^2-2ax+a^2-1=0 lies between -2 and 4 is (A) (-1,2) (B) (1,3) (C) (-1,3) (D) none of these

Three geometric means between 1 and 256 are: (A) 4,16,64 (B) -4,16,-64 (C) A and B both (D) -4,-16,-66 O A O B O C O D

35568-:?% of 650=456 a.12 b.14 c.16 d.18 e.none of these