If X= -1
2x -7if x is equal to -1 then 2x - 7
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Answered by
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2X-7=2(-1)-7= -2-7 = -9
vishal4268:
thank u shiv
Answered by
2
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Given value:
x = -1
Since we are given the value of 'x' we can substitute it in the given polynomial '2x - 7'
Value of x = -1
P(x) = 2x - 7
p(-1)= 2(-1) - 7
p(-1) = -2 - 7
(-ve - -ve = +ve)
p(-1) = -9
Therefore 2x - 7 = -9
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