find the value of 1/4 x2 y2 z2 × (-6yz); where x =2 , y=3 and z=1.
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Answer:
1/4 * (x²y²z²)*(-6yz)
= 1/4 * (2²*3²*1²)*(-6*3*1)
=1/4 * (4*9)*(-18)
= 9*(-18)
=(-162)
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