Provide an appropriate response.Convert the decimal .782782782... to a fraction by writing it as the infinite series 
A. 0.781
B. 0.78378378
C. 0.783
D. 
Answer: D
Mathematics
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Decide whether or not the given equation is an identity.cos2 y + 1 = 2 cos2 y + sin2 y
A. Yes B. No
Mathematics
Solve the problem.Given A = 
and B = 
, find AB and BA.
A.
AB = 
; BA = 
B.
AB = 
; BA = 
C.
AB = 
; BA = 
D.
AB = 
; BA = 
Mathematics
Perform the conversion.0.44 kilometers = millimeters
A. 4,400,000 B. 440,000 C. 440 D. 44,000
Mathematics
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400
Mathematics