Consider the function ƒ (x₁, x₂ ) = 5 x² + 4 x² defined on (x₁, x2) = R². The function f (x1, x₂) is O only locally concave around the stationary value globally concave only locally convex around the stationary value globally convex

Q: For this system of 1st order ODE, -21 y₁' = 4y₁ +2y₂ -2e- V₂' = 3y₁ + 3y₂ + 3e-²¹

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Q: 3. Evaluate by using the summation properties. i=1 (i²+i-5)

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Q: F 54. If the integer n is divisible by both 7 and 9, it is divisible by 63.

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Q: True/False: If A is diagonalizable, then so is AT.

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Q: e following differential ed -(x-1)y' - y = 0 + (2x + 1)y' + (x + 1)y

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