I don’t know sis was bbbsbsnznbznznznznz
A1=6.9
a) an=(an-1)(1.1)
b) an=(6.9)(1.1^n-1)
c) 46.419 billion
We know that the original width was 5, and that after the enlargement the width is 45. To calculate the scale factor we divide the final width between the original one, then:

Therefore the scale factor is 9.
Answer
1) true
2)false
3)false
4)true
5)true
Step-by-step explanation: