Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. -14
B. -5
C. 0
D. 1
Answer: D
Mathematics
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Simplify. Write your answer in the form a + bi, where a and b are real numbers.(-8 + 16i) - (6 - 3i)
A. -2 - 19i B. 2 - 19i C. -14 - 19i D. -14 + 19i
Mathematics
Use a product-to-sum identity to rewrite the expression.sin 32° cos 21°
A. 0.5(cos(53°) + cos(11°)) B. 0.5(cos(11°) - cos(53°)) C. 0.5(sin(11°) - sin(53°)) D. 0.5(sin(53°) + sin(11°))
Mathematics
Find the derivative.y = 
+ 
A. 
B. 
- 
C. 
- 
D. - 
+ 
Mathematics
Determine whether the given function is exponential or not. If it is exponential, identify the value of the base a.
A. Not exponential
B. Exponential; a = 
C. Exponential; a = 9
D. Exponential; a = 
Mathematics