Find the simplest form of a second-order homogeneous linear differential equation that has the given solution.y = c1 cos 2x + c2 sin 2x

A. D2y + 4Dy + 4y = 0
B. D2y + 4y = 0
C. D2y - 4y = 0
D. D2y - 4Dy + 4y = 0


Answer: B

Mathematics

You might also like to view...

Express the number in scientific notation.428.2

A. 4.282 x 10-3 B. 4.282 x 103 C. 4.282 x 102 D. 4.282 x 10-2

Mathematics

The abacus in the figure has "five" playing the role of "ten." (a) What number is represented on this five-bead abacus? (b) How would this number naturally be recorded?

A. (a) 67, (b) 232 B. (a) 335, (b) 2320 C. (a) 62, (b) 132 D. (a) 37, (b) 72

Mathematics

 Evaluate the expression.(0.8) 2

A. 1.6 B. 0.64 C. 6.4 D. 0.064

Mathematics

Two sides and an angle are given. Determine whether the given information results in one triangle, two triangles, or no triangle at all. Solve any triangle(s) that results.b = 3, c = 4, B = 80°

A. one triangle B = 40°, A = 60°, a = 7 B. one triangle C = 41°, A = 59°, a = 11 C. one triangle C = 39°, A = 61°, a = 9 D. no triangle

Mathematics