Question

Some values of a function and its 3-unit moving average are given. Supply the missing information. x 0 1 2 3 | 4 5 | 6 | 7 s(x) 4 3 15 x 13 x 14 x 7 x s(x) 3 6 x 5 5 8 6 Need Help? Read It Talk to a Tutor 0/2.4 POINTS PREVIOUS ANSWERS WANEFMAC7 14.3.037. MY NOTES The number of new members joining Facebook each year in the period from 2005 to the middle of 2008 can be modeled by m(t) = 12+ - 20t + 10 million members per year (osts 3.5), where t is time in years since the start of 2005. What was the average number of new members joining Facebook each year from the start of 2005 to the start of 2007? 10 x million members per year Need Help? Read It Talk to a Tutor 0/2.4 POINTS || PREVIOUS ANSWERS WANEFMAC7 14.3.009. MY NOTES Complete the given table with the values of the 3-unit moving average of the given function. HINT (See Example 3.] x012 3 4 5 6 r(x) 3 7 11 4 1 5 6 F(x) 7 x 7.33 X 5.33 X 3.33 X 4 7 7 Need Help? Read It Talk to a Tutor

i really need help with these 3 questions, i already posted these questions before and the answers were still wrong:( thank you for helping!!

Answer 1

5 6 1 SC) wo 3x) UD 6 | Moving Average 8 as 3 of of 3 b 2=0; 112 7+a= a 5 is =) 5 given a= 2] Average 4+3+ a = 3 a = 6) represents 3-point average of x=1 b= 5(1) + 5(2)+56) - 3+2+1 32 =) b=2 2 = 3+2+1 = 2 c) - 3-point average of x=2, 3, 4 is 5 5= 5(2) + 5(3) +5(4) 3 S= 2 +1+C =) 3+c= 15 =) <= 12 d) - 3-point average of 2= 3, 4, 5 is 5 5= 5(3) + 5(4) +5(5) = 1+ 12+d 15= 13td - [d=2] 3-point average of x = 4, 5, 6 is 8 8= S(4) +5 (5) + 5(6) = 12 +2 te 24-lute =) [e=10] - 3- point average of a=5, 6, 7 is 6 3 6 = Sis) + 516) +5 (2) = 2 + lotf = 3 S(5)+ SIGI 18=12+4 )

e to million *) m(t)= 12t² – 2ot to million members for os ts3.5 Corresponding to members per year a to-) 2005 beginning to start of 2007, m start a 2005 Os tsa 3. Average number of new members joining r.at to 20 de midt - Jiztam 2087 2x + Protat - 3[24-0] -20 [22-0] + 5 [2²-0] - 48 - 160 + 20 = 42 Average number of new ]- 2 modt joining 44 3x2 to rdt members to = 22 = 7.333 million members per yeay Hope This Helps

ra *S(2) - 3+7+1 - 21-7 => [a=7 3 1.32 .33 1+ 4 7t||+4 = 22 - 7-33 = b = 7.33 3 3 = 5(2) + S(3) +s(4) - 11+4+1 = 16 - 5.33 =) = 5:39 3 3 = 4+Its - 10 - 3-33 -» d = 3.33 es 5(4) + s(s)ts (6) -!+5+6 = 12 - 4 =) Les 4 f - 5(5)+5(6) +517) - 5+6+7 - 18 = 6 - f= 6 -