a) The number of elements in the range of a constant function b) If f(x)=ax5+bx3+cx+d is an odd function, then the value of d isc) If f:R →R defined byf(x)=3x–4 , then f–1(5)= d) If f:R+→R such thatf(x)=log5x , then f–1(-1)= Then arrange the above values in ascending order

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a, b, c, d

b, a, c, d

b, a, d, c

b, d, a, c

answer is D.

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Detailed Solution

(a) a = 1 (b) d = 0 (c) f−1x=x+y5 ⇒f−1(5)=3 (d) f−1(x)=5x⇒f−1(−1)=15 b, d, a, c

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