Question

20x² + 9x – 20 = 0



GUYS PLZ ANSWER THIS QUESTION FASTLY IT'S URGENT​

Answer 1

Answer:

Step-by-step explanation:

$x=\frac{-b \±\sqrt{b^{2}-4ac } }{2a} \\x=\frac{-9 \±\sqrt{81-4(20)(20) } }{2(20)}\\x=\frac{-9 \±\sqrt{1681} }{2(20)}\\x=\frac{-9 \±\ 41 }{2(20)}\\x=\frac{-9+41 }{40}\\x=\frac{-9+41}{20}\\\\x=\frac{32}{20} \\x = 1.6$

Answer 2

Answer:

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