<u>x^2-10x+25</u>
=x^2-5x-5x+25
x(x-5)-5(x-5)
<u>=</u><u>(</u><u>x-5)</u><u>(</u><u>x-5)</u>
<u>x=</u><u>5</u><u> </u><u>,</u><u> </u><u>x=</u><u>5</u><u> </u>
hope it's helpful to you
The chance of a point landing in that region is 12.5%
Answer:
(b) the unknown angle is 80°
Step-by-step explanation:
The unkown angle is:
[2(x-10)]°
Substituting "x" by 50 (part a)
[2(50-10)]°=[2(40)]°=80°
The answer would be 1.2/7
