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Study bachelors and masters degree courses, online mathematics degree programs MCQs: if ƒ(x) = xsecx, then ƒ(0) = with options −1, 0, 1 and √(2) with common interview questions and answers for online pre-employment assessment of job seekers. Free skills assessment test is for online learn composition of functions quiz questions with MCQs, exam preparation questions and answers.

MCQ: If ƒ(x) = xsecx, then ƒ(0) =

1. −1
2. 0
3. 1
4. √(2)

B

MCQ: If ƒ(x) = tan-1 and g(x) = tan(x), then (gof)(x) =

1. tan-1xtan(x)
2. tan-1xcot(x)
3. x
4. tan-1xsin(x)

C

MCQ: If ƒ(x) = x-2 and g(x) = √(x²+1), then (gof)(x) =

1. √(x² +1) - 2
2. √(x²)-4x +5
3. x² -1
4. x²-4x +5

D

MCQ: If ƒ(x) = √(x+4), then ƒ(x²+4) =

1. x² -8
2. √(x²) -8
3. √(x²) +8
4. x² + 8

D

MCQ: If ƒ(x) = √(2cos(2πsin(x))),then ƒ(π/2) =

1. −1
2. 0
3. 1
4. √(2)

D