Question

Expand the following:
1. (a) (5x + 6Y) (5x - 6y).
(c) (7a + 5%) (7a - 5y).
(e) (7x + 2y) (7x - 2y).
(9) (8x - 7) (8x + 7y).
(i) (3x2 - 2xy) (3x2 + 2xy).
(k) (2ab - 3xy) (2ab + 3xy).
(b) (8a + 5b) (8a - 5b).
(d) (4x + 5y) (4x - 5y).
(0) (4a + 3b) (4a - 3b).
(h) (x2 + y) (x2 - y).
() (4x2 - 5y) (4x2 + 5y).
(1) (5xy - 70v) (5xy + 7 uv).​

Answer 1

Step-by-step explanation:

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