3 years ago

Help me plz i need help.

1 answer:

8 0

answer for this question is ( d)x=12

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stiv31 [10]

Answer:

Step-by-step explanation:

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l m a o i used a calculator. Is ur problem even -5 minus -10?

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3 years ago

Talja [164]

$\Delta=0\\\\
\Delta=20^2-4\cdot a\cdot7=400-28a\\
400-28a=0\\
28a=400\\
a=\dfrac{400}{28}=\dfrac{100}{7}

$

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3 years ago

siniylev [52]

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FromTheMoon [43]

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3 years ago

Tamiku [17]

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Step-by-step explanation:

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2 years ago