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A: To factorise x2y2z2-16 ⇒x2y2z2-42 We know that a2-b2=a+ba-b Here a=xyz and b=4

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A: Introduction: Consider that the events of interest are A1, A2, …, Ak, and B (non-null).

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A: As we know that the Laplace transform  LHt-aft-a⇔e-asFs Lcos(at)⇔ss2+a2 Lsin(at)⇔as2+a2 Leat⇔1s-a…

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Q: Mulitipication or cross products property    96  = b 45    20

A: We have, By cross multiplication,

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A: This is indefinite integral. We use substitution method to solve this problem.

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Q: ematics exam at JUST university for two classes are as foll =15.4, SD=8) and Class 2: (n=36,…

A: Given Data : For Sample 1 x̄1 = 15.4 σ1 = 8.0 n1 = 32 For Sample 2…

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A: Do 'All athletes are skilled' entails 'Some athletes are skilled' ?

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