MATH SOLVE

4 months ago

Q:
# A chef knows that ground beef used for hamburger is safe to eat once it reaches 160 degrees Fahrenheit. For optimized tasteand safety, he will not allow a hamburger cooked to a temperature under 160 degrees or over 170 degrees to be served. Whichgraph represents the conditions under which the chef will not allow the hamburger to be served?

Accepted Solution

A:

Answer:First graphStep-by-step explanation:see the attached figure to better understand the problemLetx -----> the temperature in degrees Fahrenheitwe know thatThe chef allow a hamburger cooked to a temperature in the interval [160,170]soAll real numbers greater than or equal to 160 degrees Fahrenheit and less than or equal to 170 degrees FahrenheitthereforeVerify each graphFirst graphInclude temperatures under 160 degrees or over 170 degreesthereforeThis graph represents the conditions under which the chef will not allow the hamburger to be servedSecond graphThis graph include the temperatures of 160 degrees or 170 degreesthereforeThis graph represents conditions under which the chef will allow the hamburger to be servedThird graphThis graph represent the interval [160,170]thereforeThis graph represents conditions under which the chef will allow the hamburger to be servedFourth graphThis graph represent the interval (160,170)thereforeThis graph represents conditions under which the chef will allow the hamburger to be served