Step-by-step explanation:
-3(-x -3y) = 3( x +3y) = 3x+9y
Answer:
ok sorry let me try to figure this one out because i dont kow how to do a tree diagram on here
Step-by-step explanation:
Answer:
Geometric Sequence
Step-by-step explanation:
In this case it is Geometric Sequence as it has a common ratio of 5
Formula for nth term: a(n) = ar∧n-1
so if we take the third term we will calculate as follows:
50 = 2(r)∧3-1
50÷2 = r∧2
√25= r
r=5
Answer:
54 -3n²
Step-by-step explanation:
The square of a number (n) is represented by n². Three times that value is represented by 3n².
The relation "a is subtracted from b" is represented as ...
b - a
When 3n² is subtracted from 54, the appropriate representation is ...
54 -3n²
Answer:
option 1 i believe
Step-by-step explanation:
just worked it out
i hope this is right and helps <3