How many zeros does the function have?

asked May 12, 2018 22.6k views

2 votes

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1 vote

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

Quy Le answered May 17, 2018

8.4k points

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