Question

Expansion of ( 5x – 7y )^2 = ____Required to answer. Single choice.

(1 Point)

a) 25 x^2 – 49y^2

b) 25x^2 – 70 xy + 49 y^2

c) 25x^2 + 70xy + 49 y^2

d ) ( 5x – 7y )( 5x + 7y)​

Answer 1

Answer:

correct answer is b)

Step-by-step explanation:

using tha formula (a+b) ^2