will give brainliest plz help asap this is my friends question and she needs It soon. Factorise these expressions

will give brainliest plz help asap this is my friends question and she needs It soon Factorise these expressions class=

Respuesta :

Answer:

a. (x+19)(x+1)

b. (z-1)(z-1)

c. 3(2x-3)

Step-by-step explanation:

a. x^2+20x+19

(x+19)(x+1)

b. z^2-2z+1

(z-1)(z-1)

c. 9(x-1)-3x

9x-9-3x

6x-9

3(2x-3)

Answer:

Would have said the same thing!

Step-by-step explanation:

My bad man! I was to late...