Asked by BUBBLES

use the function rule f(x) = x * [-1]^x Find the output (f)2

a 4
b 3
c -2******
d 2

I don't understand, please help

10 years ago

Answered by Reiny

unless [ ] is defined as something special,

f(2) = 2*(-1)^2
= 2*(1)
= 2

10 years ago

Answered by BUBBLES

thanks

10 years ago

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