Ill choose the brainlest if you can me urgent the temperature of a room during an experiment can be modeled by the function f(x)=23.7 cos (pi x /60) +18. where f(x) is the temperature f degrees and x is the number is hours into the experiment. what is the lowest temperature the room reached during the expriement? i got -5.7 f *

steve should create a type of business report called a business plan. the correct option among the options that are already given in the question is the last or the fourth option. this business report created by steve will actually influence the investors about investing their money in steve's business. this business report will have all the details about the business, the amount of investment required and the amount of expected profit.

let x and 400 - x be the two numbers.  

==> 0.80x + 0.85(400 - x) = 400 - 68 from the statement of the problem.  

< ==> 0.80x + 0.85(400 - x) = 400 - 68  

==> 340 - 0.05x = 332  

< ==> -0.05x = -8 ==> x = 160, the first number ==> 400 - x = 240, the second number.