Add or subtract as indicated. If terms are not like radicals and cannot be combined, so state. Assume all variables represent nonnegative real numbers.9
+ 2
A. 11
B. 13
C. -13
D. -5
Answer: B
Mathematics
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Use natural logarithms to solve the exponential equation symbolically.2(10 - 2x) = 64
A. x = - 5 + 
B. x = 
+ 10
C. x = 5 - 
D. x = - 
- 10
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Give the rectangular coordinates for the point.
A. 
B. 
C. 
D. 
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Provide an appropriate response.Plot the point 
and find other polar coordinates (r, ?) of the point for which: (a) r > 0, -2? ? ? < 0 (b) r < 0, 0 ? ? < 2? (c) r > 0, 2? ? ? < 4?
A. (a) 
, (b) 
, (c) 
B. (a) 
, (b) 
, (c) 
C. (a) 
, (b) 
, (c) 
D. (a) 
, (b) 
, (c) 
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Graph the function.f(x) = -1 + ex
A. 
B. 
C. 
D. 
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