Answer: B
Step-by-step explanation:
I used heron's formula.
Answer:
rational
Step-by-step explanation:
400+30+8 is how you put 438 in standard form.
Answer:
Yes
Step-by-step explanation:
Graph this function on your calculator and you will see an upwards graph, if the range (y), -1 can be mapped on the graph, it is within the range.