Question

Calculati:
a) 5^0 (la puterea 0) + 0^7+1^3+10^1+7^2;
b)7^20x7^1-7^21;
c)2^46:2^43
d) (7^7)^8 : (7^9)^6

Answer 1

a)5⁰+0⁷+1³+10¹+7²=
   1+0+1+10+49=
      12+49=61

b)7²⁰ * 7¹-7²¹=
   7²¹-7²¹=0

c)2⁴⁶:2⁴³=
   2³=8

d)(7⁷)⁸:(7⁹)⁶=
    7⁵⁶:7⁵⁴=
      7²=49
Sper ca te-am ajutat.

Answer 2

1+0+1+10+49=61 0 2 la put 3 =8 7 la put 9