Q) Assertion (A) :Let Z be the set of integers. A function f:Z→Z defined as f(𝑥)=3𝑥−5, ∀𝑥∈Z

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Q) Show that a function 𝑓:𝑅_+→𝐴⊂𝑁, defined as 𝑓(𝑥)=4𝑥^2+12𝑥+15 is one-one. Find gset 𝐴

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Q) Let A = R – {5} and B = R – {1}. Consider the function f: A → B, defined by f(x) = (𝑥−3)/

Easily determine Pass or Fail in Excel using a simple IF formula. This is one of the most important Excel functions that helps you automate decision-making based on conditions. What you will learn: How the IF function works Set conditions for Pass and Fail Apply formula across the entire column Avoid manual checking and save time Basic formula: =IF(A2>=50,

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