1103136503 Level: BWhat are the values of the real variable x, if log0.4x≤0? Use the graph of f(x)=log0.4x given below.x∈[1;∞)x∈(0;1]x∈(−∞;0]x∈[0;∞)
1003136502 Level: BConsider the values log74; log470.4; log40.7; log744; log0.70.4; log0.44; log70.7. Without using a calculator, determine how many of the given values are positive.4325
1103136501 Level: BConsider the values log0.23; log20.3; log0.31; log23; log3223; log232; log0.332. Determine how many of the given values are negative. Use the graph of a logarithmic function given below.5432
1103118505 Level: BSuppose a logarithmic function f is unbounded, increasing and f has an asymptote at x=−2. Given properties of f, identify a possible graph of this function.
1103118504 Level: BGiven the next graph of a logarithmic function f, choose the correct list of properties of f.decreasing, asymptote at x=0, unboundeddecreasing, asymptote at y=0, unboundeddecreasing, asymptote at x=0, bounded belowincreasing, asymptote at y=0, bounded below
1003118503 Level: BWhich of the following functions is increasing?f:y=−log12xf:y=−log2xf:y=−2log2xf:y=log12x
1003118502 Level: BGiven a function f(x)=b⋅logax, where a>1 and b<0, find the correct statement.Function f is decreasing.Function f is increasing.Function f is bounded.Function f is bounded below.
1003118501 Level: BGiven a decreasing logarithmic function f(x)=logax, choose the correct statement about the base a.0<a<1a>1a=1a<1