Answer:
The coefficients are: 2, 12, 4.
Step-by-step explanation:
Answer:
square root of 167281 is 409
Here's the Step-by-step explanation using division:
Answer:
Turn off battery supply → The electromagnet turns off.
Place a magnet care inside the coil of wire → The strength of the electromagnet increases.
Change the direction in which the current flows → The poles of the electromagnet reverses
Take the 4 out to get 4(x^2-12.5)