Simplify. Write the answer using only positive exponents. Leave the answer in exponential notation.(43)-7
A. 
B. 
C. -421
D. 44
Answer: B
Mathematics
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Solve the triangle. 
A. b = 6.41, A = 143.6°, C = 11.4° B. b = 7.41, A = 11.4°, C = 143.6° C. b = 5.41, A = 143.6°, C = 11.4° D. b = 6.41, A = 11.4°, C = 143.6°
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Use the fundamental identities to simplify the expression.1 - cos2 ?
A. sin ? B. - sin2 ? C. tan2 ? D. sin2 ?
Mathematics
Use the graph of the given one-to-one function to sketch the graph of the inverse function. For convenience, the graph of y = x is also given.
A. 
B. 
C. 
D. 
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Find fraction notation and simplify. 87.5%
A. 
B. 
C. 
D. 
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