What is the rate of change for 2y+3=3x

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Mathematics

Dixie Johnson

13 September, 14:40

What is the rate of change for 2y+3=3x

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Margaret Chase · Answer 1

The rate of change in z at (4,9) as we change x but hold y fixed is = 3/[2sqrt (3x+2y) ] put x = 4, y = 9 = 3/[2sqrt (12+18) = 3/[2sqrt (30) ] The rate of change in z at (4,9) as we change y but hold x fixed is = 1/sqrt (3x+2y) put x = 4, y = 9 = 1/sqrt (30)