Although I forgot the letter that go with this I do remember this topic it would be
ll and then Ll
I think it’s number 4, I might be wrong.
X^2 * -5x * -10=0
50x^3=0
x= 0
Aton be Leeuwenhoek discovered the first cell in 1674 whereas algae was the first living cell observed with a microscope by Aton now other hand Robert Hooke observed cells of cork under the The microscope with dead cells