Question

(c-3)(c-10)=;(2a-b)(4a^2+b^2)=​

Answer 1

Объяснение:

1)

$c {}^{2} - 10c - 3c + 30 = c {}^{2} - 13c + 30$

2)8a^3+2ab^2-4a^2b-b^3