Find the length and direction (when defined) of u x v. When : u = 2i +2j -k; v = -i + k;

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A: As per the rules, we can answer only first question and rest can be reposted.

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A: Solution is given below:

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Q: 1. Consider the function f: [-3, 2] → R defined by f(x): = x² + 4x when 3 x < 0; -x³ + 9x² - 15x…

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Q: Solve the following DE: y'=y-xy³e-2r O e²¹ = y(x² + C) 2x O e²x=y²(x² + C) -2x = y²(x + C) Oe-2x =…

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Q: What is the value of k in the equation [(3√x² +55√³)dx=21³/3 A) 5/8 B 3/5 8/5 5/3 25 +-x+ 8 k

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