Hmm
remember

can translate to

so

can translate to

divide both sides by 3


use calculator, if you can't use change of base formula to do it

so

evaluate using base 10 on your calculator
0.560869=x
answer from calculator is 1083.33
Answer:
Therefore the value of EC is 13 unit.
Step-by-step explanation:
Given:
ABCD is a Rectangle
EC = 6x + 1
AE = x +11
To Find:
EC = ?
Solution:
ABCD is a Rectangle .........Given
Diagonal of Rectangle Bisect each other. .......Property of Rectangle

Substituting the values we get'

Substituting 'x' in EC we get

Therefore the value of EC is 13 unit.
First five multiples of 8 are 8, 16, 24, 32, 40
First five multiples of 9 are 9, 18, 27, 36, 45
Hope that helps :)