Question

Решить
1.(х+3а)³
2.(4х-2)²
3.(а²+ве)
5а*(а³+t²)²
(c+2)*(c-2)

Answer 1

Ответ:

1.  $(x+3a)^{3}= x^{3}+9xa^{2}+9x^{2}a+27a^{3}$

2. $(4x-2)^{2}=16x^{2}-16x+4$

4. $5a* (a^{3}+t^{2})^2=5a*(a^{6}+t^{4})=5a^{7}+5at^{4}$

5. (c+2)*(c-2)$(c+2)(c-2)=c^{2}-4$