[" If the expression "(mx-1+(1)/(2))" is always non-negative,"],[" then the minimum value of "m" must be "]

If the expression (m x-1+(1//x)) is non-negative for all positive real x , then the minimum value of m must be

If he expression [mx-1+(1/x)] is non- negative for all positive real x, then the minimum value of m must be -1/2 b.0 c.1/4d.1/2

If the expression [m x-1+(1/x)] is non-negative for all positive real x , then the minimum value of m must be

If the expression [m x-1+(1//x)] is non-negative for all positive real x , then the minimum value of m must be -1//2 b. 0 c. 1//4 d. 1//2

If the expression [m x-1+(1//x)] is non-negative for all positive real x , then the minimum value of m must be -1//2 b. 0 c. 1//4 d. 1//2

If he expression [m x-1+(1//x)] is non-negative for all positive real x , then the minimum value of m must be -1//2 b. 0 c. 1//4 d. 1//2

If the expression [m x-1+(1//x)] is non-negative for all positive real x , then the minimum value of m must be -1//2 b. 0 c. 1//4 d. 1//2

If the expression x^(2)-(m+2)x+4 is always positive for all real values of x, then find range of m

Let the maximum and minimum value of the expression 2 cos^(2) theta + cos theta + 1 is M and m respectively, then the value of [M/m] is (where [.] is the greatest integer function)

Let the maximum and minimum value of the expression 2 cos^(2) theta + cos theta + 1 is M and m respectively, then the value of [M/m] is (where [.] is the greatest integer function)