Perform the indicated operations.(7m + 4)2
A. 49m2 + 56m + 16
B. 7m2 + 56m + 16
C. 7m2 + 16
D. 49m2 + 16
Answer: A
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Show that the equation is not an identity by listing the value(s) of the variable from among 0, 
, 
, and - 
for which the equation is false.sin ? = 
A. 
and - 
B. 
C. - 
D. 0 and 
Solve.On an architect's blueprint, 1 inch corresponds to 8 feet. If an exterior wall is 
long, find how long the blueprint measurement should be. Write answer as a mixed number if necessary.
A. 22 in.
B. 5
in.
C. 1
in.
D. 29
in.
Use the associative law of addition to write an equivalent expression.w + (xy + z)
A. w + (yx + z) B. w(xy + z) C. (w + xy) + z D. w + (z + xy)
A panel of contest judges is to consist of thirteen women and five men. A list of potential judges includes fourteen women and seven men. How many different panels could be created from this list?
a. 294 b. 273 c. 98 d. 70