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Scientific notation on calculators

2.4 \times 10^8

years old, the Nyasasaurus parringtoni may be the oldest known dinosaur that lived on Earth. How many millions of years old is it?

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____ million years old

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During its orbit around the sun, Venus gets as close as

4 \times 10^7

kilometers from Earth and as far as

2.6 \times 10^8

kilometers from Earth. What is the difference between these distances? Write your answer in scientific notation.

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______ kilometers

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3.14

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\frac{49}{2}

y=x^{2}-2 x-3

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Find the vertex of the following parabola.

Simplify. Your answer should be in proper scientific notation:

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6.2 \times 10^{3}