hit89
hit89
30-01-2019
Mathematics
contestada
I don’t understand this
Respuesta :
MileenaKitana
MileenaKitana
30-01-2019
Replace x with 3 in the equation to get:
7^2/ 3^2 -2
7^2 changes to 49 and 3^2 changes to 9:
49/9-2
Simplify 9-2 to 7:
49/7
Divide 49 by 7:
7
Answer Link
uchechukwueigwe
uchechukwueigwe
30-01-2019
Answer:
24.5
Step-by-step explanation:
7²/x²-2
7²/2²-2
49/4-2
49/2
24.5
Answer Link
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