Solve the problem.Find the dimensions of a rectangular enclosure with perimeter 40 yd and area 91 yd2.
A. 14 yd by 6 yd
B. 13 yd by 7 yd
C. 15 yd by 6 yd
D. 16 yd by 7 yd
Answer: B
Mathematics
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Find the partial derivative of the dependent variable or function with respect to each of the independent variables.f(x, y) = 
A. 
= 
; 
= 
B. 
= - 
; 
= - 
C. 
= - 
; 
= - 
D. 
= - 
; 
= - 
Mathematics
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(9x6 + 6x5 - 2x) + (6x6 + 7x5 - 8x)
A. 18x12 B. 15x6 + 13x5 - 10x C. 4x6 + 16x5 - 2x D. 15x + 13x6 - 10x5
Mathematics
What term of the arithmetic sequence is the given number?805, 785, 765, . . . ; -515
A. 66 B. 64 C. 67 D. 63
Mathematics
Find the y-intercept for the graph of the quadratic function.f(x) = x2 + 5x - 4
A. (0, 5) B. (0, 1) C. (0, -4) D. (0, 4)
Mathematics