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Th e fun ction defined by f(x) = (x + 2) e–x is
  • a)
    decreasing for all x
  • b)
    decreasing in (–∞, –1)  an d in cr easin g in (–1, ∞)
  • c)
    incr easin g for all x
  • d)
    decr easin g in (–1, ∞) and increasing in (–∞, –1)
Correct answer is option 'D'. Can you explain this answer?
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Th e fun ction defined by f(x) = (x + 2) e–x isa)decreasing for all xb)decreasing in (–∞, –1) an d in cr easin g in (–1, ∞)c)incr easin g for all xd)decr easin g in (–1, ∞) and increasing in (–∞, –1)Correct answer is option 'D'. Can you explain this answer?
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Th e fun ction defined by f(x) = (x + 2) e–x isa)decreasing for all xb)decreasing in (–∞, –1) an d in cr easin g in (–1, ∞)c)incr easin g for all xd)decr easin g in (–1, ∞) and increasing in (–∞, –1)Correct answer is option 'D'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Th e fun ction defined by f(x) = (x + 2) e–x isa)decreasing for all xb)decreasing in (–∞, –1) an d in cr easin g in (–1, ∞)c)incr easin g for all xd)decr easin g in (–1, ∞) and increasing in (–∞, –1)Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Th e fun ction defined by f(x) = (x + 2) e–x isa)decreasing for all xb)decreasing in (–∞, –1) an d in cr easin g in (–1, ∞)c)incr easin g for all xd)decr easin g in (–1, ∞) and increasing in (–∞, –1)Correct answer is option 'D'. Can you explain this answer?.
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