In more conventional notation, ...
b(x) = -15x² +450x +325 . . . . 0 ≤ x ≤ 24
For 1990, x = 1990 - 1983 = 7
b(7) = -15·7² +450·7 +325 = 2740
The value of the card in 1990 was 2740.
Answer:
106
Step-by-step explanation:
just subtract 243-137
Step-by-step explanation:
-8.0-(-0.4+0.6)÷2
= -0.8-(0.2)÷2
= -0.8 -0.2 ÷2
= -0.9
use Bodmas method
Answer:
x = -1
Step-by-step explanation:
If you have any questions about the way I solved it, don't hesitate to ask me in the comments below ÷)
Step-by-step explanation:
I hope u got ur answer ;)
if u have any more doubt ask me