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The maximum possible value of (5^x-25^x) over all real values of x is
A.0
B.1/2
C.1
D.1/4
E.infinity

Read Solution (Total 3)

0, max value of a-a^2 is 0 when a=1; but a=5^x so x=0
12 years agoHelpfull: Yes(4) No(1)

ans : option a)0
by the other options the value will not be a real value
12 years agoHelpfull: Yes(3) No(3)
for max value put x=-0.45, the value for entire expression shall be 1/4.
ans will be 1/4.
12 years agoHelpfull: Yes(3) No(0)

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