Question

Expand. (1) (2p + q + 5)2 (2) (m + 2n + 3r)?
(3) (3x + 4y - 5p) (4) (7m - 31 - 4k)2
Simplify. (1) (x-2y + 3)+ (x + 2y - 3)2
(2)(3k - 4r -2m) - (3k + 4r - 2m) (3) (70 - 6b + 5c)² + (7a + 6b - 30)
RRR​

Answer 1

Step-by-step explanation:

1) 4p+2q+10

4)14m-62-8k