а) (х+5)²=121
х+5=✓121 х+5=-✓121
х=11-5 х=-11-5
х=6 х=(-16)
б) (х-5)²=3
х-5=✓3 х-5=-✓3
х=✓3+5 х=-✓3+5
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а) (х+5)²=121
х+5=✓121 х+5=-✓121
х=11-5 х=-11-5
х=6 х=(-16)
б) (х-5)²=3
х-5=✓3 х-5=-✓3
х=✓3+5 х=-✓3+5