Solve the system by graphing.x + y = -3x - y = -11
A. (4, -7)
B. (-7, 4)
C. No solution
D. Infinite number of solutions
Answer: B
Mathematics
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Find the first five partial sums of the given series and determine whether the series is convergent or divergent. If it is convergent, then find its sum.
+ 
+ 
+ 
+ 
+ ...
A. 0.5, 1.16667, 1.91667, 2.71667, 3.55; convergent; 3.55 B. 0.5, 1.16667, 1.91667, 2.71667, 3.55; divergent C. 0.5, 0.6667, 0.75, 0.8, 0.8333; divergent D. 0.5, 0.6667, 0.75, 0.8, 0.8333; convergent; 1
Mathematics
Evaluate the integral by making a substitution and then using a table of integrals.
A. 
+ ln 
+ C
B. 
+ 
sin-1 
+ C
C. 
- 
ln 
+ C
D. 
- 
ln 
+ C
Mathematics
Multiply and simplify.18 
A. 
B. -162
C. -2
D. 2
Mathematics
State the degree of the polynomial: - + .
a. 10 b. 7 c. 4 d. 9
Mathematics