Provide an appropriate response.Which of the following expressions is equivalent to sin 
? I. sin 
II. sin 
III. sin
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IV. -sin 
A. I and IV
B. II and IV
C. I and II
D. I and III
Answer: A
Mathematics
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Multiply.7i(3 - 2i)
A. 14 + 21i B. 21i + 14i2 C. 21i - 14i2 D. 21i - 14
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The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, ?).xy = 1
A. 2r2 sin ? cos ? = 1 B. r2 sin 2? = 2 C. 2r sin ? cos ? = 1 D. r sin 2? = 2
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Rewrite as an expression using only positive exponents.
A. p-1
B. p9
C. 
D. p-9
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Determine whether the given point is on the graph of the equation.3y = -6x + 9; 
A. Yes B. No
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