Answer:
115.
Explanation:
Use the Remainder Theorem.
To find the remainder we plug x = -5 into the expression and calculate its value..
So we have:
(-5)^5 - 23(-5)^3 + 11(-5)^2 - 14(-5) + 20
= -3125 + 2875 + 275 + 70 + 20
= -3125 + 3240
= 115.
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