The first several terms of a sequence are given. Find the indicated partial sum.1, 4, 7, 10, . . . ; S5
A. 5
B. 35
C. 43
D. 55
Answer: B
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Use implicit differentiation to find dy/dx and d2y/dx2.x2 + y2 = 4
A. 
= - 
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= - 
B. 
= - 
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= - 
C. 
= - 
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= - 
D. 
= 
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= 
Solve using any appropriate method. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.3x + 5y = 23x + 5y = 8
A. (3, 5) B. (1, 1) C. No solution D. {(x, y)|3x + 5y = 2}
Solve the problem.A population of birds in a small county can be modeled by the polynomial 
where x = 1 corresponds to July 1, x = 2 to July 2, and so on. For what days does f estimate the population to be 8550?
A. July 14th B. July 11th C. July 13th D. July 12th
Solve.Find the dimensions of a rectangular enclosure with perimeter 54 yd and area 152 yd2.
A. 9 yd by 19 yd B. 8 yd by 18 yd C. 8 yd by 19 yd D. 9 yd by 18 yd