Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 
, g(x) = x
A. Yes, no
B. Yes, yes
C. No, no
D. No, yes
Answer: C
Mathematics
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Provide an appropriate response.Find the measure of ?1 if ?8 = 138°.
A. 90° B. 42° C. 100° D. 138°
Mathematics
Multiply, then simplify the product. Assume that all variables represent positive real numbers.(
- 2)(
- 3)
A. x
+ 6
B. x
- 3
- 2
+ 6
C. x
+ 6
D. x
+ 
+ 6
Mathematics
Evaluate the required second order partial derivative.Find fyx(5, -2), if f(x, y) = (x - 2) ln(xy-2).
A. 1 B. -0.6 C. 0.08 D. -0.4
Mathematics
Use the order of operations to simplify the expression.
A. 2
B. 356
C. 
D. 
Mathematics