Question

(1.1x + 2.7y) (1.1x – 2.7y) give answer​

Answer 1

Hope it helped.................

Answer 2

Answer:

Step-by-step explanation:

(1.1x + 2.7y)(1.1x - 2.7y)

We know that (a+b)(a-b) = a^2 - b^2

(1.1x + 2.7y)(1.1x - 2.7y) = (1.1x)^2 - (2.7y)^2

                                    = 1.21x^2 - 7.29y^2

Answer:  (1.1x + 2.7y)(1.1x - 2.7y)   =   1.21x^2 - 7.29y^2