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How many milliliters of a stock solution of 12.0 M HNO3 would you have to use to prepare 0.500 L of 0.200 M HNO3? Solving using laplace transform? y" +3y' + 2y =t? initial conditions are y(0)=1, y'(0)=0? The least common multiple of 2 numbers is 60. One of the numbers is 7 less than the other. What are the numbers? Electrical Engineering MSEE/PhD Advice? If the function f(x)=-x^4+2x^2-1 odd, even, or neither? Why?