-19 to -15 would be a positive 4 difference
19 to 15 = 4 this would be a -4 difference
3 to 7 is a positive 4 difference
-3 to 7 is a difference of 10
so there is 1 with a -4 difference
answer is B.
Answer: X^4 you just subtract or add with exponents
Step-by-step explanation:
I think it’s the second one because The formula would be
x=
2a
−b±
b
2
−4ac
Answer:
B
Step-by-step explanation: