Answer:
Step-by-step explanation:
4[5]
8 as you round up 405 to 400 and divide by 50 and get 8
Answer:
The second function represents an even function; 
Step-by-step explanation:
A function f(x) is said to be even if f(x) = f(-x). All we need to do is replace x with -x in each equation, simplify it and assess whether the equation remains unchanged. If the equation is identical to the original one then it is said to be even. Another good example of an even function is the cosine function. Moreover, even functions have y-axis symmetry
Answer:
42 and 21
Step-by-step explanation:
Just divide 882 by 21 to get 42