Answer:
I believe it is A
Step-by-step explanation:
I dont quite remember the formula, but I belive that 30 would be correct because if im remembering correctly the formulas are "a + b = c" and "c - (a/b) = (a/b)
a/b = a or b, depending what they give you
Answer:
1. c
2. h
3. f
4. e
5. g
6. c
7. b
8. a
Step-by-step explanation:
I can go more in depth if you'd like!
I'd say A. 8000, because you'd get the most answers and the biggest variety in answers for a more accurate sample.
Answer:
x = 0, x = 0.5 or 1/2 The points on the graph are ( -1/2 or -0.5,0 ) and ( 1,0 )
Step-by-step explanation:
2x^2-x-1 = -1
2x^2-x = 0
x(2x-1) = 0
x=0
x=0.5 or 1/2