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28 September, 16:38

Select the correct answer.

Determine the solutions to the following equation.

(1 - 4) 2 = 81

O

x = - 13 and 5

x = - 5 and 13

x = - 4 and 9

x = - 9 and 4

+3
Answers (1)
  1. 28 September, 17:02
    0
    Shouldn't the equation read " (x - 4) ² = 81 ", instead of " (1 - 4) ² = 81"?

    If so, then the solutions are x = - 5 and x = 13.

    If it's really " (1 - 4) ² = 81", then that's not even an equation, and there's no solution.
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