Answer:
1) 6a + 14a^2
2a(3+7a)
2) 2x^4 + 2x^5 + 2x^10
2x^4(1 + x + x^6)
3) 6z^2 - 15z
3z(2z - 5)
4) 42w^3 - 14w + 77w^2
42w^3 + 77 w^2 - 14 w
7w(6w^2 + 11w - 2)
Explanation:
a. 2a(3+7a)
b.2x(x^3+x^4+x^9)
c.3z(z-5)
d i cant see
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