Determine whether the given compound statement is a tautology. Answer yes or no.
?
What will be an ideal response?
Yes
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Find the area of the figure. Use 3.14 to approximate ?, if needed.
A. 36.145 sq ft B. 39.22 sq ft C. 61.14 sq ft D. 75.27 sq ft
Translate to an equation, then solve.The difference of four times n and eight is equal to twenty-three less than n.
A. 4n - 8 = n - 23, n = -5 B. 8 - 4n = 23 - n, n = 5 C. 8n - 4n = 23 - n, n = -5 D. 4n - 8n = n - 23, n = 5
Solve the problem.The voltage E in an electrical circuit is given by E = 7.1 cos 80?t, where t is time measured in seconds. Find the frequency of the function (that is, find the number of cycles or periods completed in one second).
A. 80
B. 
C. 40
D. 
Write out the first five terms of the sequence.an = 2n
A. 4, 8, 16, 32, 64 B. 1, 4, 9, 16, 25 C. 1, 2, 4, 8, 16 D. 2, 4, 8, 16, 32