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Hannah
Mathematics
24 March, 13:24
Solve the equation 4x^2+49=0
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Reid Lam
24 March, 13:28
0
x=7/2i, - 7/2i
Step-by-step explanation:
4x^2+49=0
4 (x^2+49/4) = 0
x^2+49/4=0/4
x^2+49/4=0
x^2=0-49/4
x^2=-49/4
take the square root of - 49/4, you'll get imaginary numbers because of the negative sign.
x=7/2i, - 7/2i
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