I included my code in the picture below. Best of luck.
The mathematical operations/symbol/formulae can be inserted into MS powerpoint using equation editor. Just follow these steps:
1)click on the Insert
2) Select Object from the list
3) Select Equation Editor from the list and the dialog box of equation editor will open up. Now, write, edit your equation in this box. When you return back to powerpoint slide, the equation will come on the current slide, you are working on.
Answer:
Listen carefully to the customer and avoid getting defensive or even offensive.
Explanation:
The customer have every right to be angry since he might be ignorant of the work done and only act base on what he sees. In this scenario you need to listen carefully to his complain avoid been defensive and also avoid getting him/her more angry by been offensive. after he has laid out his complain you can then go ahead to explain why it is necessary to bend the hinge on the lid.
The answer to this is Optical mouse.
The reason the answer is optical mouse is because the optical mouse is a computer mouse which uses a light source, typically a light-emitting diode, and a light detector, such as an array of photodiodes, to detect movement relative to a surface.
Hope this helped :)
have a great day