Identify the independent variable and the dependent variable.Let c be the total cost (in dollars) of n notebooks.
A. independent: c; dependent, n
B. independent: n; dependent, c
Answer: B
Mathematics
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Provide an appropriate response.Which one is correct, and which one is wrong? Give reasons for your answers.(a) src="https://sciemce.com/media/4/ppg__tttt0610190958__f1q97g7.jpg" style="vertical-align: -21.0px;" /> = 
= 
= - 
(b) 
= 0
What will be an ideal response?
Mathematics
Find the derivative.y = 
A. 8x7 cos (x4) B. 1 - cos (x4) C. -sin (x4) D. -8x7 cos (x4)
Mathematics
Find the reference angle for the given angle.95°
A. 5° B. 15° C. 85° D. 95°
Mathematics
Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.50 L = 
pt
A. 94.6 pt B. 120.0 pt C. 106.0 pt D. 45.4 pt
Mathematics