Classify the equation as a contradiction, an identity, or a conditional equation.40m + 25 = 5(3m - 20)
A. Contradiction
B. Identity
C. Conditional
Answer: C
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Solve the problem. 
7 =
A. 13 
- 8
B. 13
C. 13 
+ 8 
D. 13 
+ 8
E. none of these
Identify ? and ? in the following expression which is the right side of the formula for cos (? - ?).cos 
cos 
+ sin 
sin 
A. ? = 
, ? = 
B. ? = 
, ? = - 
C. ? = - 
, ? = 
D. ? = 
, ? = 
Evaluate the expression without using a calculator.eln 14x4
A. 4 B. 14x4 C. e14x4 D. ln 14x4
Describe how the graph of the given function can be obtained by transforming the graph of the reciprocal function f(x) = 1/x.f(x) = 
A. Shift the graph of the reciprocal function left 7 units, reflect across the x-axis, and then stretch vertically by a factor of 3. B. Shift the graph of the reciprocal function left 7 units, and then stretch vertically by a factor of -3. C. Shift the graph of the reciprocal function right 7 units, and then stretch vertically by a factor of -3. D. Shift the graph of the reciprocal function right 7 units, reflect across the x-axis, and then stretch vertically by a factor of -3.