Find the maximum or minimum value of the quadratic expression
`3x^(2)+2x+17`

Find the maximum or minimum value of the quadratic expression 2x-7-5x^(2)

the minimum value of the quadratic expression x^2+2bx + c is

Find the maximum value of the quadratic expression - 3x^(2) + 7x + 4

If a and b are the maximum and minimum values of the quadratic expressions 1-2x-5x^(2) and x^(2)-2x+5 respectively then the set of the all values of x for which the expression 5ax^(2)+bx+7 is positive

The maximum value of the quadratic expression 12x-x^(2)-32 is

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

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

For all real values of x, the minimum value of the quadratic expression x^(2)-3x+3 is