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My name is Ann [436]
3 years ago
15

Can I get some help

Mathematics
1 answer:
ra1l [238]3 years ago
5 0

Answer:

The answer to your question is below

Step-by-step explanation:

The answers for 1, 3 and 4 are given in decimals and roots.

1)  \sqrt{2^{2} - 4(3)(-6)}

    \sqrt{4 + 72}

    \sqrt{76}

    2\sqrt{19} = 8.71

2) \sqrt{1^{2} -4(1)(-6)}

    \sqrt{1 + 24}

    \sqrt{25}

     5

3) \sqrt{1^{2} - 4(1)(-11)}

   \sqrt{1 + 44}

    \sqrt{45}

     3\sqrt{5} = 6.7

4) \sqrt{8^{2} -4(5)(2)}

    \sqrt{64 - 40}

    \sqrt{24}

     2\sqrt{6} = 4.89

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