Kate multiplied two binomials using the distributive property. She made a mistake in one of the steps. Where did she first make a mistake?

(x - 2) (3x + 4)

1. (x - 2) (3x) + (x - 2) (4)

2. (x) (3x) + (2) (3x) + (x) (4) + (2) (4)

3. 3x2 + 6x + 4x + 8

4. 3x2 + 10x + 8

A. Step 2

B. Step 3

C. Step 4

D. Step 1

Question

Mathematics

Jaslene Harrington

15 March, 05:52

Kate multiplied two binomials using the distributive property. She made a mistake in one of the steps. Where did she first make a mistake?

(x - 2) (3x + 4)

1. (x - 2) (3x) + (x - 2) (4)

2. (x) (3x) + (2) (3x) + (x) (4) + (2) (4)

3. 3x2 + 6x + 4x + 8

4. 3x2 + 10x + 8

A. Step 2

B. Step 3

C. Step 4

D. Step 1

+1

Answers (2)

Know the Answer?

Glenn Leblanc · Answer 1

If you look carefully then you will find that Negative sign which was in step1, is missing in step2 after applying distributive property.

so that means step2 is wrong.

Hence final answer is A. Step 2.

Kate multiplied two binomials using the distributive property. She made a mistake in one of the steps. Where did she first make a mistake?(x - 2) (3x + 4)1. (x - 2) (3x) + (x - 2) (4)2. (x) (3x) + (2) (3x) + (x) (4) + (2) (4)3. 3x2 + 6x + 4x + 84. 3x2 + 10x + 8A. Step 2B. Step 3C. Step 4D. Step 1