Provide an appropriate response.
Why are decibels used instead of bels in sound work?
What will be an ideal response?
Answers will vary.
Mathematics
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Classify the equation as a contradiction, an identity, or a conditional equation.-12s - 18 + 3(4s + 9) = 0
A. Contradiction B. Conditional C. Identity
Mathematics
Write a signed number for the statement.The team gave up 7 points
A. 7 points B. -7 points
Mathematics
The matrix associated with the solution to a system of linear equations in x, y, and z is given. Write the solution to the system, if it exists.
A. infinitely many solutions of the form x = 5z + 5, y = 2z + 2, z = 1 B. inconsistent system, no solution C. x = 0, y = 0, z = 1 D. infinitely many solutions of the form x = 5 - 5z, y = 2 - 2z, z = z
Mathematics
Evaluate.-87 ÷ (-3)
A. -29
B. 19
C. 
D. 29
Mathematics