Question

Simplify the product and verify the result for x = 2, y = -1 and z = 1 . (x^2)*(-3x*y^3)*(1/6*y*z^2)
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Answer 1

(x^2)(-3x.y^3)(1/6y.z^2)

(x^2)(-3xy^3)(1/6yz^2)

(-3x^3y^3)(1/6yz^2)

(-x^3.y^4.z^2)/2

-(2)^3(-1)^4(1)^2/2

-(2*2*2)/2

-(2*2)

-(4)

-4