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anonymous

  • one year ago

plz help asap If A = {2, 4, 6, 8, 10} and B = {1, 2, 3, 4, 5}, find A Intersects with B. A. {2, 4} B. {1, 2, 3, 4, 5, 6, 8, 10} C. {7, 9} D. {1, 3, 5}

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  1. freckles
    • one year ago
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    just identity the elements that are in BOTH A and B (what do they have in common; what elements)

  2. anonymous
    • one year ago
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    i dont understand it though i thought it was a but got it wrong

  3. freckles
    • one year ago
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    you thought it was what?

  4. anonymous
    • one year ago
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    A

  5. freckles
    • one year ago
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    that is right both A and B have 2 and 4 in common

  6. anonymous
    • one year ago
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    OH

  7. anonymous
    • one year ago
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    i must have clicked on the wrong one

  8. freckles
    • one year ago
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    \[\cap \text{ is intersect } \\ \cup \text{ is union }\]

  9. freckles
    • one year ago
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    you did see the first symbol right?

  10. anonymous
    • one year ago
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    oh

  11. anonymous
    • one year ago
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    can you help me some more

  12. freckles
    • one year ago
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    sure

  13. anonymous
    • one year ago
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    Select the pair of equations whose graphs are perpendicular. A. x + 6y = 8 y = 2x – 8 B. y = 2x – 7 x + 2y = 3 C. 2y = –3x + 5 2x + 3y = 4 D. 5x – 8y = 9 12x – 5y = 7

  14. anonymous
    • one year ago
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    idk how to find if there perpindiculer

  15. anonymous
    • one year ago
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    hello?

  16. geerky42
    • one year ago
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    Lines are perpendicular if \(m_1~m_2 = -1\) (product of slopes of these lines has to be -1.)

  17. geerky42
    • one year ago
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    Let's take a look at A. What is slope of first equation? Second equation?

  18. anonymous
    • one year ago
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    idk i think 3

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