What’s -1,099 squared to the 2 power

1,458,783,255,601

Step-by-step explanation:

(-1,099)^2

Break it apart:

(-1,099)*(-1,099)

Multiply the signs and numbers:

Two negatives make a positive so you are left with just 1,207,801.

Next, you square 1,207,801:

(1,207,801)*(1,207,801)

And you get the number 1,458,783,255,601

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons

a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .