Find the remainder when f (x) = 2x3 - 3x2 + 7x - 7 is divided by 2x - 1, and use it to determine if 2x - 1 is a factor. - 5.625; it is not a factor

-4; it is not a factor

-1.5; it is not a factor

0; it is a factor

Question

Mathematics

Kira Lin

2 March, 06:18

Find the remainder when f (x) = 2x3 - 3x2 + 7x - 7 is divided by 2x - 1, and use it to determine if 2x - 1 is a factor. - 5.625; it is not a factor

-4; it is not a factor

-1.5; it is not a factor

0; it is a factor

+5

Answers (1)

Know the Answer?

Weston Baxter · Answer 1

Remainder: - 4

Not a factor

Step-by-step explanation:

Use factor theorem:

x = ½

2 (½) ³ - 3 (½) ² + 7 (½) - 7

-4

When divided by a factor, remainder should be 0. It's not a factor

Find the remainder when f (x) = 2x3 - 3x2 + 7x - 7 is divided by 2x - 1, and use it to determine if 2x - 1 is a factor. - 5.625; it is not a factor-4; it is not a factor-1.5; it is not a factor0; it is a factor

Find the remainder when f (x) = 2x3 - 3x2 + 7x - 7 is divided by 2x - 1, and use it to determine if 2x - 1 is a factor. - 5.625; it is not a factor

-4; it is not a factor

-1.5; it is not a factor

0; it is a factor