Question

afla suma adunarilor repetate in care 3 ori ca termen nr 4, 2 ,8,5,10,11,30

Answer 1

4×3=4+4+4=12
2×3=2+2+2=6
8×3=8+8+8=24
5×3=5+5+5=15
10×3=10+10+10=30
11×3=11+11+11=33
30×3=30+30+30=90