El. Să se determine termenii a1,a2,a3,a10 . a) an = n +( -1)n ;

b ) an = 5n+1 ;
————-
n 2+3

c) an = n+(-1)n ;
——————
n-(-1)n

d) an = 1
——————-
√ n +1+ √n .

Am nevoie urgen, va rog!!

The following graph shows the consumer price index (cpi) for a fictional country from 1970 to 1980? a.) 1976 - 1978b.) 1972 - 1974c.) 1974 - 1976d.) 1978 - 1980

The cone in the diagram has the same height and base area as the prism. what is the ratio of the volume of the cone to the volume of the prism? h hl base area-b base area =b volume of cone_1 volume of prism 2 volume of cone 1 volume of prism 3 volume of cone 2 volume of prism 3 oc. od. volume of cone volume of prism e. volume of cone volume of prism 3 2

Pls brainliest will be awarded if answer is correct