Let R be the set of all real numbers and let a, b eR Ə a> 0 and b > 0. Which of the folbwing is/are not true? I: (a+ b) > vab A. I only В. Пonly C.II only D. I, II and III II: (a² + b?)² > 4a²b² II: (a + b)? > 4ab E None of the above

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Q: Express P,P2 in the form v= vi+ V2j +v3k if P, is the point (5, - 6, - 5) and P2 is the point (7,-…

A: By using vector property

Q: If X is a positive number such that : X² – 10X = 9VX Then X – VX = ?

A: given:x2-10x=9xsquaring both the sides:x4-20x3+100x2=81xwe get x=0, x=1, x=19±372.but for the…

Q: Can't resolve?

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Q: 4. If x # -4, which of the following represents 2x² + 14x + 24 in simplified form? 2x + 8

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A: Use basic property of integral.

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Q: Find the value of a for which 4 a v = -13 -14 is in the set -4 -5 5 H = span 4 -1 5 a =

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Q: 3 Let a, b c and d be real numbers. Show that ab-cd = b(a−c)+c(b-d), and deduce that |ab − cd| ≤…

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Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.