Answer:
a. -3
b. -4
c. -5
Solution:
a. x = -1
2x³ -3x -4
2(-1³) -3(-1) -4
-2 + 3 - 4
-3
b. x = 0
2(0³) -3(0) -4
-4
c. x = 1
2(1³) -3(1) -4
2 - 3 - 4
-5
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Answers & Comments
Answer:
a. -3
b. -4
c. -5
Solution:
a. x = -1
2x³ -3x -4
2(-1³) -3(-1) -4
-2 + 3 - 4
-3
b. x = 0
2x³ -3x -4
2(0³) -3(0) -4
-4
c. x = 1
2x³ -3x -4
2(1³) -3(1) -4
2 - 3 - 4
-5