Find the perimeter and area of the figure.A square with sides of length 6.7 feet

A. P = 13.4 ft, A = 89.78 ft2 
B. P = 36.8 ft, A = 89.78 ft2
C. P = 89.78 ft, A = 44.89 ft2 
D. P = 26.8 ft, A = 44.89 ft2 


Answer: D

Mathematics

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Solve the given differential equation. (The form of yp is given.)25D2y - y = sin x (Let yp = A sin x + B cos x.)

A. y = c1ex/5  + c2e-x/5 - sin x
B. y = c1ex/5  + c2e-x/5 - cos x
C. y = c1ex/5  + c2e-x/5 + sin x
D. y = c1ex/5  + c2e-x/5 - sin x + cos x

Mathematics

Solve the problem.The population of rabbits varies with the season due to migration, birth and death. The number, N, of rabbits during month x on a certain midwestern farm can be estimated with the following graph. 1=January, 2=February, and so on. What month has the least number of rabbits?

A. December B. February C. January D. March

Mathematics

Find an equation in slope-intercept form of the line that passes through the given point and has slope m.(4, -2); m = 0

A. y = 2x + 0
B. x = 4
C. y = -2
D. y = x + 0

Mathematics

Find the y-intercept of the polynomial function.f(x) = -x2(x + 4)(x - 7)

A. 0 B. 28 C. -7 D. -28

Mathematics