Question

Faktorkanlah!

a. 2p² - 19p + 9
b. 3n² - 5n - 2
c. 5y² - 4y - 1

Answer 1

A. (2p"-p)+(-18p+9)
p(2p-1) -9(2p-9)
=(p-9) (2p-9)
b.(3n"-6n) +(n-2)
3n(n-2)+ 1(n-2)
=(3n+1) (n-2)
c.(5y"-5y)+(y-1)
5y(y-1)+ 1(y-1)
=(5y+1)(y-1)