Algebra 1 Honors Q4 Part A
Use the drop-down menus to describe the key aspects of the function f(x) = -x - 2x - 1.
The vertex is the maximum value.
The function is increasing
The function is decreasing
The domain of the function is
The range of the function is

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11 -1> 1 -1+ a

-12 > a

this is a good question! i'll do some research and come back when i have the answer!