Question

( ax + by) x ( ax - by)
please solve the problem​

Answer 1

Answer:

(ax+by)×(ax-by)

=(ax)2-(by)2

=a2x2-b2y2

Answer 2

Answer:

(ax)² - (by)²

Step-by-step explanation:

(ax + by) × (ax - by)

= (ax)² - (by)²

[because (a + b)×(a - b) = a² - b², here a = (ax) and b = (by) ]

Hence

(ax + by) × (ax - by) = (ax)² - (by)²

hope it helps.