Question

Tolnggg 12-14

*Pakai cara
*Maap tulisany jelek :"

TerimaKasih

Answer 1

12.
= a + 2b + c
= -1 + (2 × 2) + 3
= -1 + 4 + 3
= 3 + 3
= 6

Answer 2

12.-1+2(2)+3=-1+4+3=6
13.2(3)+-1×2+3(-1)=6+(-2)+3=7
14.3-2=1/3 + -1+3=2/5
1/3 +1/5=8/15