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.
2x + 2 dollars, because you're adding x and x + 2
Answer:
1,4600
Step-by-step explanation:
Answer:
7-3√2/31
Step-by-step explanation:
Rationalise it and you'll get your answer.
Answer:
Pretty sure its 7 and 8
Step-by-step explanation:
test it out
