so i hope you have a great day and have fun but i not know this
Answer:
45
Step-by-step explanation:
Since this is only three terms
Find the three terms and add
j=1 3(1)^2+1 = 3+1 =4
j=2 3(2)^2+1 = 3(4)+1 =13
j=3 3(9)^2+1 = 27+1 =28
The sum is 4+13+28 =45
Answer:
b
Step-by-step explanation:
P(x,y) = P'(y,x)
It interchanges the x- and y-coordinates.