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ME 218 HW 5

# ME 218 HW 5 - Greg Gangluff ME 218 T 1-3 HW 5 1 A > A =...

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Greg Gangluff ME 218 T- 1-3 HW # 5 1. A. >> A = [ 1400 , 60 ; 60 , 3] A = 1400 60 60 3 >> B=[9600; 165] B = 9600 165 >> A \B ans = 31.5000 -575.0000 Y=31.5x - 575 B. >> C=[ 10^4 + 20^4 + 30^4 , 10^3 + 20^3 + 30^3, 10^2 + 20^2 + 30^2; 10^3 + 20^3 + 30^3, 10^2 + 20^2+ 30^2, 10 + 20 + 30; 10^2 + 20^2 + 30^2, 10 + 20 + 30 , 3] C = 980000 36000 1400 36000 1400 60 1400 60 3

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>> D = [ (10^2 + 20^2 + 30^2)*(80 + 55 + 25); (10 + 20 + 30)*(80 + 55 + 25); (80 + 55 + 25)] D = 224000 9600 160 >> C\D ans = 1.0e+003 * -0.0160 0.6720 -5.9200 Y= -.0160x^2 + .6720x – 5.9200 2. A) First Degree : >> A = [ 9455 , 465; 465, 30] A = 9455 465 465 30 >> B= [ 453375 ; 975 ] B =
453375 975 >> A \B ans = 1.0e+003 * 0.1950 -2.9900 Y= 1.0e+003*.1950x - 1.0e+003 *2.9900 B) 3 rd Degree >> a= 1 + 2^6 + 3^6 + 4^6 + 7^6 +8^6 + 9^6 + 10^6 + 11^6 + 12 ^6 + 13^6 + 14^6 + 15^6 +17^6 + 18^6 + 19^6 + 20^6 + 21^6 + 22^6 + 23^6 +24^6 + 25^6 + 27^6 + 28^6 + 29^6 + 30^6 a = 3.1752e+009 >> b= 1 + 2^5 + 3^5 + 4^5 + 7^5 +8^5 + 9^5 + 10^5 + 11^5 + 12 ^5 + 13^5 + 14^5 + 15^5 +17^5 + 18^5 + 19^5 + 20^5 + 21^5 + 22^5 + 23^5 +24^5 + 25^5 + 27^5 + 28^5 + 29^5 + 30^5 b = 122095148 c= 1 + 2^4 + 3^4 + 4^4 + 7^4 +8^4 + 9^4+ 10^4 + 11^4 + 12^4 + 13^4 + 14^4 + 15^4 +16^4+17^4 + 18^4 + 19^4 + 20^4 + 21^4 + 22^4 + 23^4 +24^4 + 25^4 + 27^4 + 28^4 + 29^4 + 30^4 c = 4815102 d = 1 + 2^3 + 3^3 + 4^3 + 7^3 +8^3 + 9^3+ 10^3 + 11^3 + 12^3 + 13^3 + 14^3 + 15^3+ 16^3 +17^3 + 18^3 + 19^3 + 20^3 + 21^3 + 22^3 + 23^3 +24^3 + 25^3 + 27^3 + 28^3 + 29^3 + 30^3 d = 198308

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e= 1 + 2^2 + 3^2 + 4^2 + 7^2 +8^2 + 9^2+ 10^2 + 11^2 + 12^2 + 13^2 + 14^2 + 15^2+ 16^2 +17^2 + 18^2 + 19^2 + 20^2 + 21^2 + 22^2 + 23^2 +24^2 + 25^2 + 27^2 + 28^2 + 29^2 +

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ME 218 HW 5 - Greg Gangluff ME 218 T 1-3 HW 5 1 A > A =...

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