01/22/23

Calculate sin(15°) using any half-angle identity. You must express your answer as an exact value.
This problem can be solved using the sin() half angle trig identity.
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Expert Answers •3

01/22/23

Write a program in java that reverses a String without using any libraries that contain a built-in reverse() function.
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Expert Answers •2

01/22/23

If 3A−B=7, what is the value of $$\frac{27^A}{3^B}$$ A) $$3^{7}$$ B) $$3^3$$ C) $$7^3$$ D) Not enough information given.
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Expert Answers •1

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