Answer:
a) 249 = 249 or 2.49 × 10²
b) - 100 = - (10)²
c) 10 + 7169 = 7179
Step-by-step explanation:
Answer for b is BFC and CFD
Answer for c is BFD and BFA
Answer for d is BFD and AFE
I don't know about a sorry
what
0.5625. this is what it equals
