2 years ago

Maria used a thermometer to record temperatures of -4.3° Celsius and 2.1°

Mathematics

1 answer:

S_A_V [24]2 years ago

6 0

Answer:

did you get the answer yet

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Answer:

Step-by-step explanation:

9x⁴ – 2x² – 7 = 0

Let's say that u = x²:

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