Answer:
130°
Step-by-step explanation:
Angle ABC = 180°-50° [°.° Supplementary angles]
= 130°
Answer:
2e+15
Step-by-step explanation:
You can just set y=0 and solve for x. when you do this you should get 1/2x^2=4
x^2=8
x=2.8 and -2.8 ( you have both a positive number and negative number since (-2.8)^2=(2.8)^2 =8
I hope this helps
Mean 60 - 2(0.9) = 58.2
58.2 is 2 standard deviations from the mean.
Answer:
300
Step-by-step explanation:
