Question

Find the value of polynomial12x^2-7x+1 when x=1/4

Answer 1

12x^2-7x+1    [substituting x=1/4 in the equation]

12(1/4)^2-7(1/4)+1

12/16-7/4+1

(3/4-7/4)+1

(-4/4)+1

-1+1

0