hiicham-doesk

Suma y Resta:
1. (189x³+379x²-467x-4621) + (421x³-1265x²-637x+16274)=    610x³-886x²+1104x+11653

2. (46825x³-314589x²+222x-163578)-(654189x²+16548x³-75391x⁵-7733x⁴+113344)=      75391x⁵-7733x⁴+30277x³-968778x²+222x-2769333

3. (18/9x⁴+37/14x²-22/63x⁷-147369)-(-77/23x⁷+41/5x²+189/61x⁴-245/13)  

=5357/1449x⁷-201/183x⁴-389/70x+1916042/12

Multiplicación:

4. (189x³) (189x¹¹) = 35721x¹⁴

5. (19x³-9y²)(7x²+11y³) = 133x⁵+209x³y³-63x²y²-99y⁵

6. (17x²-25y³)(14x³+21x²-34x²y-18xy²)

=238x⁵+357x⁴-578x⁴y-350x³y³+306x³y²+850x²y⁴-525x²y³+450xy⁵

7. (15x⁴-8y³+12z²-33xyz)(45xyz+27x³-5z²-22y⁴)

=405x⁷+630x⁵yz-330x⁴y⁴-75x⁴z²-891x⁴yz-216x³y³+324x³z²-1485x²y²z²-360xy⁴z+705xyz³+726xy⁵z+40y³z²-264y⁴z²

Exponentes:

8. (38x³y)²  = 1444x⁶y²

9. (7x-3y)(14y-27x) = -189x²-42y²+179xy

Divisiones:

10. (128x³-67x²+18x+49)/(4x) = 32x²-16x+3/4^1/X+4+2/4^1/X+12^1/X

11. (x²-28x+36)/(x+6) = x-34(+240/x-34)

12. (75x²-105x-25)/(5x+5) = 15x-38(165/15x-38)

13. (14x²-49x+71)/(2x+7) = 7x-49(414/7x+49)