Use the appropriate sum or difference identity to write the given expression as a function of x alone.sin 
A. -sin x
B. -cos x
C. sin x
D. cos x
Answer: D
Mathematics
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Use the given transformation to evaluate the integral. src="https://sciemce.com/media/4/ppg__10611192124__f1q24g7.jpg" alt="" style="vertical-align: -4.0px;" />
Rwhere R is the parallelogram bounded by the lines 
A. 
B. 2261
C. 
D. 
Mathematics
Solve the problem.The size of a population of lions after t months is P = 100 (1 + 0.2t + 0.02t2). Find the growth rate when 
A. 180 lions/month B. 160 lions/month C. 10,020 lions/month D. 140 lions/month
Mathematics
Solve the problem.In how many ways can a group of 7 students be selected from 8 students?
A. 56 B. 1 C. 7 D. 8
Mathematics
Write the statement as a ratio in lowest terms.$0.70 to $3.00
A. 
B. 
C. 
D. 
Mathematics