27.3k views
4 votes
3- Resolvé los siguientes cálculos. A- (-2)³+10= b- 21-4²= c- -5²+31= d- (-3)³+5²= e- 10²-9²= f- (-2)⁴-4²= g- (-7+2)²-10²= h- -8²+(6-9)⁴=

1 Answer

7 votes

Answer:

A. 2

B. 5

C. 6

D. 16

E. 19

F. - 32

G. - 125

H. 17

Explanation:

A.


(-2)^(3)+10\\\\=- 8 + 10\\\\=2

B.


21 - 4^(2)\\\\=21-16\\\\=5

C.


-5^(2)+31\\\\=-25 + 31\\\\=6

D.


-(3)^(2)+5^2\\\\=-9 + 25 \\\\=16

E.


10^(2)-9^(2)\\\\=100 -81\\\\=19

F.


-(-2)^(4)-4^2\\\\=-16-16\\\\=-32

G.


-(-7+2)^(2)-10^2\\\\=-25-100\\\\=-125

H.


-8^(2)+(6-9)^4\\\\=-64+81\\\\=17

User RInatM
by
3.8k points