Answer: (13x+8)(13x-8) is the answer
It would be 73° and 17° because when you add them up it equals 90
The line crosses the x-axis at (0,4). The slope is also -1.
Answer:
you need 100ml of 5X TAE and 400ml of water.
Step-by-step explanation:
You need to use a rule of three:

where:

and

Therefore:


Then just rest the TAE volume to the final Volume and you get the amount of water that you need to reduce the concentration.