[" 2.The solution of "2x-3=7" is: "],[" A."5],[" B."7],[" C."12]

The solution of the equation 5(3x+5)=2(7x-4) is

The solution set of the inequation |x+2|lt=5 is (-7,5) b. [-7,3] c. [-5,5] d. (-7,3)

The solution set of the inequation |x+2|<=5 is (-7,5) b.[-7,3] c.[-5,5] d.(-7,3)

The solution of the equation 2/3 x+1= 7/3 is (a) 2 (b) 3 (c) -2 (d) -3

The number of solutions of 12cos^3x-7cos^2x+4cosx=9 is (a) 0 (b) 2 (c) infinite (d) none of these

The number of solutions of 12cos^3x-7cos^2x+4cosx=9 is 0 (b) 2 (c) infinite (d) none of these

The number of solutions of 12cos^3x-7cos^2x+4cosx=9 is (a) 0 (b) 2 (c) infinite (d) none of these

A, B, Care three sets of values of x: A: 2, 3, 7, 1, 3, 2, 3, B: 7, 5, 9, 12, 5, 3, 8, C: 4, 4, 11, 7, 2, 3, 4 Find the mean of A, B and C respectively.

A, B, Care three sets of values of x: A: 2, 3, 7, 1, 3, 2, 3, B: 7, 5, 9, 12, 5, 3, 8, C: 4, 4, 11, 7, 2, 3, 4 The difference between median and mode of C is