Answer:
B) 46
Step-by-step explanation:
What you have to do here is plug in the numbers 2, 3, 4, and 5 in for i in the equation and then add the sums together:
3(2) + 1 = 7
3(3) + 1 = 10
3(4) + 1 = 13
3(5) + 1 = 16
Add those together and they equal 46
ANSWER
9000
= 1 X 1 X 9 X 10 3 = 9000
7-(-2)=7+2
7-(-2)=9
7+2=9
Hope this helps!
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