Math, asked by naiktrisha282, 2 months ago

3z(3z-8)-6(z-4)-45 for z=-3​

Answers

Answered by vaishubh1707
4

3z(3z-8)-6(z-4)-45

= 3(-3)[3(-3)-8]-6[(-3)-4]-45

= -9(-9-8)-6(-7)-45

= -9(-17)+42-45

= 153-3

= 150

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