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10 votes
10 votes
Solve (z + 6)2 = 5

{−6±5‾√}

{6±5‾√}

{5‾√±−6}

{−6+5‾√,6−5‾√}

User Archit Arora
by
3.0k points

1 Answer

18 votes
18 votes

9514 1404 393

Answer:

(a) -6±√5

Explanation:

(z +6)^2 = 5 . . . . . given

z +6 = ±√5 . . . . . take the square root

z = -6 ±√5 . . . . . . subtract 6

User Dikuw
by
3.2k points
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