3 years ago

Use the compound angle formulae to find the following in surd form: tan 225°

1 answer:

8 0

Answer:

On the trig unit circle,

tan 225 = tan (45 + 180) = tan 45 = 1

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madreJ [45]

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3 years ago

Svet_ta [14]

Answer:

24 is correct answer

Step-by-step explanation:

$2 {x}^{2} - 5x + 6 \\ = 2 {( - 2)}^{2} - 5 \times ( - 2) + 6 \\ = 2 \times 4 + 10 + 6 \\ = 8 + 10 + 6 \\ = 24$

hope it helped you:)

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Darina [25.2K]

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Vladimir [108]

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3 years ago

Use the compound angle formulae to find the following in surd form: tan 225°​​