Question

(a) (20 + 3)2 – (20 - 3)2
(c) (3.5x - 1.5y)2 – (1.5x – 3.5y)2
(b) (2p+ 3g)2 + (2-3)
(d) (a2 + 262)2 - 4a4b2
5. Simplify the following.
6. Find the value of 36x2 + 49y2 - 84xy if x = 2, y = -2.​

Answer 1

please mark as Brainliest answer