# quadeval.pl - A Simple PerlProgram
# Input: Three numbers representing the values of
#        a, b, c, and x
# Output: The value of the expression
#        axx + bx +c
# Get Input


$a = <>; 


$b = <>; 


$c = <>; 


$x = <>; 

# Compute and display the result

$result = $a * $x * $x + $b * $x +$c;

print "The value of the expression is: $result ”n";