Question

simplify -z²+11z²-11z²-5z+7z pls give fast​

Answer 1

Answer:

Let a must be added.

Then,

7z

3

−11z

2

−129+a=5z

2

+7z−92

→a=−7z

3

+16z

2

+7z+37

Answer 2

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Solution:-

As they given,

-z² + 11z² -11z² -5z + 7z

-z² -11z² + 11z² -5z +7z

- 12z² + 11z² -5z + 7z

(-z )²+ 2z

z² + 2z is the Required answer

So,the value of -z² + 11z² -11z² -5z + 7z is z² + 2z