FallOutBlink
FallOutBlink
30-11-2016
Mathematics
contestada
Evaluate 1/x^-2 for x = 7.
Respuesta :
bhtaylor
bhtaylor
30-11-2016
The negative exponent means you take the reciprocal, so it changes to x^2. Plug in 7, and you get 49
Answer Link
purpleflapjack
purpleflapjack
30-11-2016
1/x^-2 for x = 7
1/(7)^-2
1/(1/(7)^2)
1/(1/49)
49
Answer Link
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