Reydviz
Answered

how to solve (3xy-5)(3xy+5)

Sagot :

(3xy-5) (3xy+5)  = 9x²y² - 25

100percentcorrectviz
sum and difference of binomial.
(3xy - 5) (3xy + 5)
= 3xy * 3xy - 5 * 5
= 9x^2y^2 - 25