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章節練習 5.3

Authored by mathematics Aristo

Mathematics

9th - 12th Grade

章節練習 5.3
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6 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

a 為常數。若 2x³ − ax² − 2x + 3 可被 2xa 整除,求 a 的值。

A. 0

B. 1

C. 2

D. 3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

b 為常數。若 4x³ + 2x² + bx − 1 可被 2x + 1 整除,求 b 的值。

A. 1

B. 0

C. −1

D. −2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

f(x) = x¹⁰ − 2x² + xk ,其中 k 為常數。 若 f (x) 可被 x − 1 整除,求 f (x) 除以 x + 1 的餘數。

A. −2

B. −1

C. 1

D. 2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若多項式 g(x) 可被 x − 4 整除,則 g(x − 4) 可被下列何者整除?

A. x

B. x + 4

C. x − 8

D. x + 8

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

f(x) = 2x³ + ax² + 12x − 4 及 g(x) = bx³ + 9x² + x + 2 ,其中 ab 均為常數。 若 f(x) − g(x) 可被 (x − 1)(x − 2) 整除,求 ab 的值。

A. a = 1, b = 3

B. a = 3, b = 1

C. a = −1, b = −3

D. a = −3, b = −1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

k 為常數。若 x²⁰³² + x²⁰³¹ + k 可被 x − 1 整除,求 10²⁰³² + 10²⁰³¹ + 5 除以 9 的餘數。

A. 1

B. 3

C. 5

D. 7

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