Question

2^X= 4 * 2^Y And 9*3^X = 3^-Y Find Value Of X And Y

Answer 1

Answer:

2^x = 2²2^y

and 3³3^x = 3^-y

x= y+2

x+3 =-y

that is

x-y= 2

x+y = -3

adding and subtracting these equations we get

2x=-1 & 2y= -5

so x= -1/2 & y = -5/2

Answer 2

Answer:

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Step-by-step explanation:

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