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Jimena Vega
Mathematics
29 November, 23:28
What is the factored form of x^2 - 10x + 21?
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Nyasia Moody
29 November, 23:51
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Answer: The factored form of x^2 - 10x + 21 is (x-7) (x-3)
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Evan Peters
29 November, 23:55
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(x - 7) (x - 3)
Step-by-step explanation:
Given
x² - 10x + 21
Consider the factors of the constant term ( + 21) which sum to give the coefficient of the x - term ( - 10)
The factors are - 7 and - 3, since
- 7 * - 3 = + 21 and - 7 - 3 = - 10, thus
x² - 10x + 21 = (x - 7) (x - 3)
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