28 to 16
Divide both numbers by 4.
7 to 4
Answer:B.
Step-by-step explanation: I took the same class
Answer:
a probation violation occurs when someone who has already been sentenced for a crime breaks the terms or conditions of that probation
9514 1404 393
Answer:
y' = -sin(x)
Step-by-step explanation:
Your table of derivatives of trig functions tells you the derivative of the cosine is the opposite of the sine.
dy/dx = -sin(x)
Answer:
![\large\boxed{|x+7|\geq2}](https://tex.z-dn.net/?f=%5Clarge%5Cboxed%7B%7Cx%2B7%7C%5Cgeq2%7D)
Step-by-step explanation:
Look at the picture.
![|x-a|\geq b\\\\a=\dfrac{-9+(-5)}{2}=\dfrac{-14}{2}=-7\\\\b=-9-(-7)=-9+7=-2\\b=-5-(-7)=-5+7=2\\\\|x-(-7)|\geq2\\\\|x+7|\geq2\\\\Check:\\\\|x+7|\geq2\iff x+7\geq2\ \vee\ x+7\leq-2\qquad\text{subtract 7 from both sides}\\\\x+7-7\geq2-7\ \vee\ x+7-7\leq-2-7\\\\x\geq-5\ \vee\ x\leq-9\qquad CORRECT\ :)](https://tex.z-dn.net/?f=%7Cx-a%7C%5Cgeq%20b%5C%5C%5C%5Ca%3D%5Cdfrac%7B-9%2B%28-5%29%7D%7B2%7D%3D%5Cdfrac%7B-14%7D%7B2%7D%3D-7%5C%5C%5C%5Cb%3D-9-%28-7%29%3D-9%2B7%3D-2%5C%5Cb%3D-5-%28-7%29%3D-5%2B7%3D2%5C%5C%5C%5C%7Cx-%28-7%29%7C%5Cgeq2%5C%5C%5C%5C%7Cx%2B7%7C%5Cgeq2%5C%5C%5C%5CCheck%3A%5C%5C%5C%5C%7Cx%2B7%7C%5Cgeq2%5Ciff%20x%2B7%5Cgeq2%5C%20%5Cvee%5C%20x%2B7%5Cleq-2%5Cqquad%5Ctext%7Bsubtract%207%20from%20both%20sides%7D%5C%5C%5C%5Cx%2B7-7%5Cgeq2-7%5C%20%5Cvee%5C%20x%2B7-7%5Cleq-2-7%5C%5C%5C%5Cx%5Cgeq-5%5C%20%5Cvee%5C%20x%5Cleq-9%5Cqquad%20CORRECT%5C%20%3A%29)