Solve log x= 4.

i don’t know how to do this

Is there an x intercept in the equation 60*1.15^x

How can you find the mean absolute deviation (mad) for this set of data?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.