[" If "71" is real,find the sign of each "],[" following expressions."],[" (1) "3n^(2)-2n+1]

IF x is real , find the signs of the each of the following expressions: 3x^2-2x+1

IF x is real , find the signs of the each of the following expressions: 3x-2x^2-2

IF x is real , find the signs of the each of the following expressions: 10x-3x^2-9

IF x is real , find the signs of the each of the following expressions: 5x^2-14x+10

If x be real , find the maximum value of each of the following expressions and the corresponding values of x: 1-2x-x^2

Find the value of the following expressions when n = – 2. n^3 + 5n^2 + 5n – 2

Let us find the factor of the following algebraic expressions. 5mn, 6n^2, 71 m^2

Find the term independent of x in the expansion off the following expression: (x-(1)/(x^(2)))^(3n)

Find the sum of the following series whose n t h term is: 2n^3+3n^2-1.

Find the sum of the following series whose n t h term is: 2n^3+3n^2-1.