Question

4.Expand (x - 3 )( x - 7 ) *

1 point

x² + 10x +21

x² - 10x -21

x² -10x +21

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Answer 1

Answer:

your answer is option a

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Answer 2

Answer:

x² - 10x + 21

Step-by-step explanation:

(x - 3)(x - 7)

= x(x - 7) - 3(x - 7)

= x² - 7x -3x + 21

= x² - 10x + 21