Step-by-step explanation:
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Answer:
4
Step-by-step explanation:
40-36=4
F(-1) = -4(-1) -4F(-1) = 4-4F(-1) = 0
12 as 12 is divisible by 4 but not divisible by 8
The sum of the added numbers is 1830
the first 30 numbers would be 3,7,11,15,19,23,27,31,35,39,43,47,51,55,59,63,67,71,75,79,83,87,91,95,99,103,107,111,115,119
add these all together you get 1830