Simplify. (β1+2i)(3β5i)
Choices
7+i
β3+i
7+11i
β13+11i...
Mathematics, 02.03.2021 20:50 halloween212
Simplify. (β1+2i)(3β5i)
Choices
7+i
β3+i
7+11i
β13+11i
Answers: 3
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Which statement accurately explains whether a reflection over the y axis and a 270Β° counterclockwise rotation would map figure acb onto itself?
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Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alexβs percent error?
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Statement reason 1. Ξ΄abc is similar to Ξ΄ced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of Γ slope of multiplying the slopes 6. slope of Γ slope of substitution property of equality 7. slope of Γ slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.
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Mathematics, 18.03.2021 05:20
Mathematics, 18.03.2021 05:20
Mathematics, 18.03.2021 05:20
Mathematics, 18.03.2021 05:20