3 years ago

HELP this is a timed test

Mathematics

1 answer:

Misha Larkins [42]3 years ago

7 0

Answer:

Step-by-step explanation:

sin θ=√(1-cos²θ)=√(1-9/25)=√(16/25)=4/5

sin 2θ=2sin θ × cos θ=2×3/5×4/5=24/25

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