Explicación paso a paso:
(Y-5)²=441
y²-10y+25=441
y²-10y-375=0
10√100-(4)(-375)/2
10√100-(-1500/2
10√1600/2
10+40/2
10-40/2
50/2
-30/2
25
-15
y¹=25
y²=-15
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Explicación paso a paso:
(Y-5)²=441
y²-10y+25=441
y²-10y-375=0
10√100-(4)(-375)/2
10√100-(-1500/2
10√1600/2
10+40/2
10-40/2
50/2
-30/2
25
-15
y¹=25
y²=-15