Advanced Math Archive: Questions from July 02, 2022
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Y Find a function ƒ so that F¹(x, y) = √ ƒ(x, y), where F'(x, y) = (6x² − 2xy² + 2√/B) 7² − (2x²y + 4- √ā) 7. 2√√x1 answer -
Solve the given differential equation by undetermined coefficients. Choices:
y" - gy=(x²-4) sin(3x) C: cos(3x) + C: sin(3x) — x³ exp(3x)/4 + (16/37) exp(3x) — x² exp(9x)/4 C₁ exp(-3x) + C: x exp(-3x) - x³ sin(6x)/4 + (32/37) sin(6x) - x² cos(6x)/4 exp(-3x) (C: sin(3 answers