10. b= -1, find the value of
12b7- 16b6 + 4b4 – 3b3 – 2b + 5.
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Answer:
-4 is answer
Step-by-step explanation:
2b⁷- 16b⁶ + 4b⁴ – 3b³ – 2b + 5
Put b = -1
2(-1)⁷ - 16(-1)⁶ + 4(-1)⁴ -3(-1)³ - 2(-1) + 5
2(-1) - 16(1) + 4(1) - 3(-1) - (-2) + 5
-2 - 16 + 4 + 3 + 2 + 5
= -18 + 14
= -4
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