Question

Q17 Find the value of the expression: ( x²- y²) (3y -2z) . If x=1,y=3 and z = -1.​

Answer 1

Step-by-step explanation:

Given ,

x = 1

y = 3

z = -1

Equation

(x² - y²) (3y-2z)

Putting the value

( 1² - 3²) ( 3 (3) - 2 (-1) )

( 1 - 9 ) ( 9 - 1 )

- 8 × 8

-64

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