Derive the explicit rule for the pattern 3,0 -3,-6-9

Explicit rule: -3

Step-by-step explanation:

3-3=0

0-3=-3

-3-3=-6

-6-3=-9

Each number is subtracting by 3 to get the next number

Therefore your answer would be -3

Hope this helps!

add all the numbers and check the ones place.

the answer is 486. as the ones place is more than 4, the estimation will be the next 10 ie, 490

b

step-by-step explanation:

the word superfluous means unnecessary