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If the function f : R to R is defined by...

If the function `f : R to R` is defined by `f(x)=(x^(2)+1)^(35)AA x in R`, then f is

A

one - one but not onto

B

one but not one - one

C

neither one - one nor onto

D

both one - one and onto

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2016-MULTIPLE CHOICE QUESTIONS
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  2. If A={3^(n)-2n-1:n in N} and B={4(n-1):n in N}, then

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  3. If the function f : R to R is defined by f(x)=(x^(2)+1)^(35)AA x in R,...

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  4. Standard Deviation of n observations a(1), a(2), a(3),….a(n) is sigma....

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  5. Let A and B be two events such that P(A nn B)=(1)/(6),P(A uu B)=(31)/(...

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  6. The value of cos 15^(@)cos 7(1^(@))/(2)sin 7(1^(@))/(2) is

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  7. The smallest positive root of the equation tan x-x=0 lies in

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  8. If in a triangle ABC, AD, BE and CF are the altitudes and R is the cir...

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  9. The points (-a,-b),(a,b),(0,0) and (a^(2),ab), a ne 0, b ne 0 are alwa...

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  10. The line AB cuts off intercepts 2a from the axes. From any point. P on...

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  11. x+8y-22=0, 5x+2y-34=0, 2x-3y+13=0 are the three sides of a triangle. T...

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  12. The line through the points (a, b) and (-a, -b) passes through the poi...

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  13. The locus of the point of intersection of the straight lines (x)/(a)+(...

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  14. The equation of a line parallel to the line 3x+4y=0 and touching the c...

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  15. A line passing through the point of intersection of x+y=4 and x-y=2 ma...

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  16. The equation of auxiliary circle of the ellipse 16x^(2)+25y^(2)+32x-10...

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  17. If PQ is a double ordinate of the hyperbola (x^(2))/(a^(2))-(y^(2))/(b...

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  18. For non - zero vectors vec(a) and vec(b) id |vec(a)+vec(b)|lt|vec(a)-v...

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  19. General solution of y(dy)/(dx)+by^(2)=a cos x, 0 lt x lt 1 is Here ...

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  20. The points of the ellipse 16x^(2)+9y^(2)=400 at which the ordinate dec...

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