Use the substitution formula to evaluate the integral.
A. 
- 2
B. - 2
+ 4
C. 2
- 4
D. 
- 1
Answer: C
Mathematics
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Evaluate the integral by making a substitution and then using a table of integrals.
A. ln 
+ x - 4 ln 
+ C
B. ln 
- 4 ln 
+ C
C. - 4 ln 
+ C
D. ln 
- 4 ln 
+ C
Mathematics
Write the equation of the axis of symmetry.f(x) = 2x2 + 4x + 6
A. x = 1 B. x = -1 C. x = -4 D. x = 4
Mathematics
Solve the problem.What will it cost to buy ceiling molding to go around a rectangular room with length 14 feet and width 11 feet? The molding costs $1.43 per linear foot.
A. $40.04 B. $31.46 C. $35.75 D. $71.50
Mathematics
Simplify the expression.4x + 6(x + 1)
A. 10x - 6 B. 5x + 6 C. 24x + 7 D. 10x + 6
Mathematics