Important Questions of Relations and Functions Mathematics | Zigya

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351.

The longest distance of the point (a, 0) from the curve 2x2 + y= 2x is

  • 1 + a

  • 1 - a

  • 1 - 2a +2a2

  • 1 - 2a + 3a2


352.

If f : R  R is defined by f(x) = x5 for x ∈ R, where [y] denotes the greatest integer not exceeding y, then fx : x < 71 is equal to

  • - 14, - 13, . . . 0, . . . 13, 14

  • - 14, - 13, . . . 0, . . . 14, 15

  • - 15, - 14, . . . 0, . . . 14, 15

  • - 15, - 14, . . . 0, . . . 13, 14


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