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TEA [102]
3 years ago
13

Complete the steps to find the difference

Mathematics
1 answer:
zalisa [80]3 years ago
3 0

Answer:

3x² - 9x + 5

Step-by-step explanation:

Given

(5x² - 3x + 4) - (2x² + 6x - 1)

Distribute the first parenthesis by 1 and the second by - 1

= 5x² - 3x + 4 - 2x² - 6x + 1 ← collect like terms

= (5x² - 2x²) + (- 3x - 6x) + (4 + 1)

= 3x² - 9x + 5

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Answer:

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Step-by-step explanation:

Using the theorem which states that the measure of angle at the vertex is half the angle of its intercepted arc.

Given

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Required

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According to the theorem;

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x = 126/2

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Hence the measure of <XYZ is 63degrees

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Picture related to the question is attached below

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Kendra should have divided by 2 instead of multiplying by 2

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