-7 < x < 7
or
x > -7 , x < 7
Answer:
B:
Step-by-step explanation:
1. Substitute
for c:
2. Solve substitution: 
3. Compare
to calculated answers when 
4.
when
is 
Answer:
o.o326
Step-by-step explanation:
when dealing with negative exponents you move the decimal to the left
The second one is correct
Answer:
i need more space to send the pic i did the math tho
Step-by-step explanation: