2x^2 - 4 = 68
add 4 to both sides
2x^2 = 72
divide both sides by 2
x^2 = 36
find the square root of each sides
x = 6, -6
ANSWER: the positive value of x is 6
The answer is A.All real numbers except -2.
Answer:
A. Square for Ape.x
Step-by-step explanation:
Answer:
yes what is it
Step-by-step explanation:
Step-by-step explanation:
variability = larger range
can you put your answer below