Convert to trigonometric notation and perform the indicated operation.
A. 
B. 
+ i
C. 1 + i
D. 
i
Answer: A
Mathematics
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Rewrite the statement using the if...then connective. Rearrange the wording or words as necessary.All children like stuffed toys.
A. If it is a child, then it likes stuffed toys. B. All children like stuffed toys. C. If it is not a stuffed toy, then children like it. D. If children like it, then it's a stuffed toy.
Mathematics
Solve for the specified variable.I = 
for r
A. r = 
B. r = 
- IR
C. r = 
D. r = 
Mathematics
Use the even-odd properties to find the exact value of the expression. Do not use a calculator.sin (-30°)
A. - 
B. - 
C. 
D. 
Mathematics
Use even and odd properties of the trigonometric functions to find the exact value of the expression.cot 
A. -
B. 
C. 
D. - 
Mathematics