Nessie
Nessie
18-02-2014
Mathematics
contestada
What is 2n square plus 3n negative 9
Respuesta :
skatersurfgui
skatersurfgui
18-02-2014
2n + 3n = 5n
The 2 and 3 combine to get 5 and N just remains the same
Answer Link
Kels7895
Kels7895
18-02-2014
2n plus 3n is 5n. But to add the exponents you minus 2 by 9, which equals negative 7. So the answer should be 5n negative 7.
Answer Link
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