exam Maths Puzzle Numerical Ability

find the logarithm: log base 5 of 1/125

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log base 5of 5^-3
-3*log base 5 of 5
=-3
so , my answer is -3
8 years agoHelpfull: Yes(0) No(0)

exam Other Question

For f(x)=√(x-3) and g(x)=x^3

a) the domain of f

b) the domain of g

c) (f-g)(x)

d) (fg)(x)

e) the domain of (f/g)(x) I still need help on conversions. This question is off a worksheet
v2=76.98m/s
t=15.4s
a=-9.8m/s
v1=?