Question

Which expression is equivalent to 6x2 – 19x –55

Answer 1

Answer:

(x - 5)(6x + 11)

Solution:

We can find the equivalent expression using factorisation.

Let's factorie the given expression using middle term splitting method.

Thus, we have ;

=> 6x² - 19x - 55

=> 6x² - 30x + 11x - 55

=> 6x(x - 5) + 11(x - 5)

=> (x - 5)(6x + 11)

Hence,

The equivalent expression of 6x² - 19x - 55 is :

(x - 5)(6x + 11).