Determine the range of the following expressions.
`(x+2)/(2x^(2)+3x+6)`

Determine the range of the following expressions. (2x^(2)-6x+5)/(x^(2)-3x+2)

Determine the range of the following expressions. (x^(2)+x+1)/(x^(2)-x+1)

Determine the range of the following expressions. ((x-1)(x+2))/(x+3)

Add the following expressions. x - 2y, 3x + 4y

Discuss the sign of the following expressions when x is real i) x^(2)-5x+6 ii) x^(2)-x+3

Find the maximum or minimum values of the following expressions on R i) 2x + 5 – 3x^(2) ii) 12x - x^(2)-32

Find the range of (x + 2)/(2x ^(2) + 3x + 6)

Find the number of terms in following algebraic expressions 2xy^(2), xy^(3) - 3x, 4xy + 6y - 2, 7x^(2) + x