1. you know that the high-speed camera is ready to film him between 15 meters and 10 meters above the ground.
2. the problem gives you the following equation:
3. therefore, you must calculate the time when and when , as following:
4. therefore, the answer is:
joel subtract the 5% sales tax.
the correct expression is
1.05(190)(0.8) = $159.60
you have to substitute the x-value into the equation to see whether the solution gives the y-value.