Solve the given equation using the matrix method.

a. x+y = 5

x-y= 1 ( 2,3)

b) 2x + 3y = 7

X+ y = 3 (2,1)

c) x + y = 9

2x - y = 3 ( 4,5)

mskhanal
June 27, 2020

Solve the given equation using the matrix method.

a. x+y = 5

x-y= 1 ( 2,3)

b) 2x + 3y = 7

X+ y = 3 (2,1)

c) x + y = 9

2x - y = 3 ( 4,5)

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Some geometric means are inserted between 2 and 128. If the third mean is 8, find the number of means. 4 GM are inserted between 5 and x. If the third mean is 40, find out other means and the value of X. There are 5 geometric means between a and b. If the second and the last means are 63 and 1701 respectively, find the other means Find the number of GMs inserted between 3 and 729, where the ratio of the first mean to last mean is 1:127 Find the number of GMs inserted between 4 and 128 where the ratio of the second mean to last mean is 1:8

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