Question

f) Find the roots of the equation x^2- 4 = 0.
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Answer 1

Answer:

x = 2

x = -2

are the roots

hope it helps

Answer 2

Answer:

Explanation:

x2+4=0

Start by subtracting 4 from both sides

x2+4−4=0−4

x2=−4

Now we can take square root

x=±√−4