Illustrative Math - Algebra 2 - Unit 3 - Lesson 14

Posljednje ažuriranje over 3 years ago

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Illustrative Math - Algebra 2 - Unit 3 - Lesson 14

Posljednje ažuriranje over 3 years ago

Select all expressions that are equivalent to 8+16i.

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Which expression is equivalent to (-4+3i)(2-7i)?

13-22i

-29+34i

13+34i

-29-22i

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Match the equivalent expressions.

Stavka koja se može prevući		Odgovarajuća stavka
5i(4-3i)		(3+5i)-(10+4i)
(1+2i)(-1+3i)		(2+4i)(2-4i)
-4i*5i		(1-4i)+(-4+3i)
i^{2}(3+i)		(-6+12i)-(-21-8i)

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Here is a method for solving the equation \sqrt{5+x}+10=6. Does the method produce the correct solution to the equation? Explain how you know.

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This lesson is from Illustrative Mathematics. Algebra 2, Unit 3, Lesson 14. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/3/3/14/index.html ; accessed 27/July/2021.

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