How do you factor the expression #2x^2 + 5x - 18#?
1 Answer
Dec 23, 2015
Explanation:
first make sure the coefficient of
you can factorize a quadratic polynomial in the form:
let the two numbers be
so, from the equation, we have
solve this 2 equation 2 unknown by substituting either
on solving you get the two numbers
now, you can write: