Find the equivalent expression for (30 + 6) / 12 36 / 3 . 4
( 3 .3 . 4) / 4 . 3
5 . 6 + 2 . 3 / 3 . 2 . 2
( 3.3.2.2) / ( 3. 2. 2)

Can someone answer this question? : )

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

For which pair of functions is (gof)(a)=|a|-2?