7x-5x²+11 when x =-1
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Answered by
1
Answer:
the solution of this question is-1
Answered by
1
Answer:
7x -5x² + 11 .... 1 .... given equation
X = -1 .....given
Substituting x = -1 in equation 1
7(-1) - 5(-1)² +11= -7- 5 +11
= -12+11
= -1
Therefore the solution of the equation is -1.
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