Question

(2x+ 5y)² - (2x-5y)²

solve this algebric equation​

Answer 1

Answer:

40xy

Step-by-step explanation:

(2x+ 5y)² - (2x-5y)²

by using:a²-b²=(a+b)(a-b)

(2x+5y+2x-5y)(2x+5y-2x+5y)

(4x)(10y)

40xy