3 years ago

Find the exact value.

1 answer:

mezya [45]3 years ago

4 0

Check the picture below

bear in mind the symmetry identities, cos(-θ) = cos(θ)

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Nadya [2.5K]

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kakasveta [241]

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sammy [17]

Answer:

x=4. Verified, Not wrong.

Step-by-step explanation:

24=9x+4-4x

24 = 5x+4

20-4

5x=20

(divide)

x=4

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