caroline50
caroline50
23-05-2017
Mathematics
contestada
How many zeros does the function have?
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apologiabiology
apologiabiology
23-05-2017
2 rooots because power is 2
also, we can solve
y=4x^2-36
if we set to zero
0=4x^2-36
36=4x^2
divide 4
9=x^2
sqrt both sides
-3 or 3=x
2 roots
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