![Logarithmic Functions y = log a x, is read “the logarithm, base a, of x,” or “log, base a, of x,” means “the exponent to which we raise a to get x.” - Logarithmic Functions y = log a x, is read “the logarithm, base a, of x,” or “log, base a, of x,” means “the exponent to which we raise a to get x.” -](https://images.slideplayer.com/23/6865703/slides/slide_14.jpg)
Logarithmic Functions y = log a x, is read “the logarithm, base a, of x,” or “log, base a, of x,” means “the exponent to which we raise a to get x.” -
![EXAMPLE 4 Solve a logarithmic equation Solve log (4x – 7) = log (x + 5). 5 5 log (4x – 7) = log (x + 5) x – 7 = x x – 7 = 5 3x = 12 x = 4 Write. - ppt download EXAMPLE 4 Solve a logarithmic equation Solve log (4x – 7) = log (x + 5). 5 5 log (4x – 7) = log (x + 5) x – 7 = x x – 7 = 5 3x = 12 x = 4 Write. - ppt download](https://images.slideplayer.com/33/8253501/slides/slide_14.jpg)
EXAMPLE 4 Solve a logarithmic equation Solve log (4x – 7) = log (x + 5). 5 5 log (4x – 7) = log (x + 5) x – 7 = x x – 7 = 5 3x = 12 x = 4 Write. - ppt download
![5 minutes Warm-Up Solve each equation for x. Round your answer to the nearest hundredth, if necessary. 1) log x = 3 2) log x = 0.447 3) ln x = 0 4) - ppt download 5 minutes Warm-Up Solve each equation for x. Round your answer to the nearest hundredth, if necessary. 1) log x = 3 2) log x = 0.447 3) ln x = 0 4) - ppt download](https://slideplayer.com/slide/8610371/26/images/5/Example+1+Solve+for+x.+3x+%E2%80%93+2+%3D+4x+%2B+1+log+3x+%E2%80%93+2+%3D+log+4x+%2B+1.jpg)
5 minutes Warm-Up Solve each equation for x. Round your answer to the nearest hundredth, if necessary. 1) log x = 3 2) log x = 0.447 3) ln x = 0 4) - ppt download
![Solving $9^{1+\log x} - 3^{1+\log x} - 210 = 0$ where base of log is $3$ for $x$ - Mathematics Stack Exchange Solving $9^{1+\log x} - 3^{1+\log x} - 210 = 0$ where base of log is $3$ for $x$ - Mathematics Stack Exchange](https://i.stack.imgur.com/OR8Rm.jpg)