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Mathematics Test - 34
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  • Question 1/10
    5 / -1

    If f : R → R is given by f(x) = (5 + x4)1/4, then fοf(x) is _______

  • Question 2/10
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    Let ‘*’ be a binary operation on N defined by a * b =a - b + ab2, then find 4 * 5.

  • Question 3/10
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    [-1, 1] is the domain for which of the following inverse trigonometric functions?

  • Question 4/10
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  • Question 5/10
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    A function is invertible if it is ____________

  • Question 6/10
    5 / -1

    Let M={7,8,9}. Determine which of the following functions is invertible for f:M→M.

  • Question 7/10
    5 / -1

    Let R be a relation in the set N given by R={(a,b): a+b=5, b>1}. Which of the following will satisfy the given relation?

  • Question 8/10
    5 / -1

    If f: N→N, g: N→N and h: N→R is defined f(x) = 3x - 5, g(y) = 6y2 and h(z) = tan⁡z, find ho(gof).

  • Question 9/10
    5 / -1

    Let ‘*’ be defined on the set N. Which of the following are both commutative and associative?

  • Question 10/10
    5 / -1

    Let ‘*’ be a binary operation defined by a * b = 4ab. Find (a * b) * a.

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