Answer:
x- axis, I'm pretty sure
Step-by-step explanation:
I think this is factorials
so an example would b....... 1*2*3*4*5.... ect
hope this helps
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<span>x² - 18x - 4 = ox² - 18x = 4x² - 18x + (18/2)² = 4 + (18/2)²x² - 18x + 81
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C.) 30 since they both have 5's just take them out then subtract 50 and 20 *but make sure u take out the decimal though* so after u subtract u will get 30 then line it up and put the decimal back then it will be .30
