Convert to Celsius. Use the formula C = 
(F - 32) or C = 
. Round your answer to the nearest tenth if necessary.140°F
A. 284.0°C
B. 84.0°C
C. 45.8°C
D. 60.0°C
Answer: D
Mathematics
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If possible, find the matrix product of AB.A = 
; B =
A. Undefined
B. AB = 
C. AB = 
D. AB = 
Mathematics
Express in terms of sums and differences of logarithms.log7
A. log717 ? 
log7x ÷ log7y
B. log717 + 
log7x - log7y
C. log7y - log717 - 
log7x
D. log7(17
) - log7y
Mathematics
Solve the problem.The current I, in amperes, flowing through a particular ac (alternating current) circuit at time t seconds is I = 110 sin 
What is the period of the current?
A. 
second
B. 
second
C. 35? seconds
D. 
second
Mathematics
Provide an appropriate response.5x2 - 7 = 3x. Is this a linear equation?
A. Yes B. No
Mathematics