Question

chiar va rog sa ma ajutati, multumesc

Answer 1

Răspuns:

1. 7x^6

2. $x\left(4x^2+3x+2\right)$

3.$6x^5-24x^3+24x^2-22x+4$

4. $x^5+x^4+x^3-x^2+x-1$

5. $100x^{99}-9801x^{98}$ = $x^{98}\left(100x-9801\right)$

6.

7.  $-\dfrac{1}{x^2}$

8.  $\ln\left(4\right){\cdot}4^x+\ln\left(3\right){\cdot}3^x+\ln\left(2\right){\cdot}2^x$

9. $2\cos\left(x\right)-3\sin\left(x\right)$

10.

11.  $x\mathrm{e}^x+\mathrm{e}^x$

12. $\sin\left(x\right)+x\cos\left(x\right)$