find the value of x5-x4+x3-x2+x-3 where x= -1
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Answer:
-8
Step-by-step explanation:
x⁵-x⁴+x³-x²+x-3
and x=-1
put x= -1 in the equation
=(-1)⁵-(-1)⁴+(-1)³-(-1)²+(-1)-3
= (-1) -(1) + (-1) - (1) -1-3
= -1-1-1-1-4
= -4-4
= -8
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