Solve the system algebraically.y = 5x + 10y = 2x + 7
A. no solution
B. (1, 5)
C. (1, -5)
D. (-1, 5)
Answer: D
Mathematics
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Find the perimeter of the figure if 
?
?
A. 34 in.
B. 41 in.
C. 23 in.
D. 32 in.
E. none of these
Mathematics
Evaluate the integral.
A. -ln
+ 
ln
+ C
B. ln
- ln
- 5 tan-1(sin t) + C
C. -ln
+ 
ln
- 3 tan-1(sin t) + C
D. -ln
+ 
ln
- 3 tan-1 t + C
Mathematics
Solve the problem.Write an equation for the tangent line to the curve 
at the point 
A. x + y = 1 B. x - y + 2 = 0 C. y = x - 2 D. y = x + 1
Mathematics
Write the set in set-builder notation.{7}
A. {x | x is a natural number} B. {x | x is the natural number 7} C. {x} D. {x is a constant}
Mathematics