Please explain how to solve this :)
1 answer:
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Answer:
f(-2) = -1
Step-by-step explanation:
f(x) = -x^2 + 3
f(-2) means when x is -2
Shown in the graph below, the point of solution is: (-2,-1), so when x is -2 y is -1
Answer:
The value of basketball player's autograph a year ago is $280
Step-by-step explanation:
Given as :
The present value of autograph = $ 336.00
The rate of increase of autograph = 20%
The time period = 1 year
Let The value one year ago = $ x
So ,
The value of autograph after n year = The present value ×
Or, $ 336.00 = $ x ×
Or, $ 336.00 = $x × 1.2
∴ x = = $280
Hence The value of basketball player's autograph a year ago is $280 Answer