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Solve using the square root method. Round to the nearest tenth, if necessary.
x2 + 15 =0
{3.9}
{3.9, 3.9}
{7.5, 7.5}
no real solution
 one year ago
 one year ago
Solve using the square root method. Round to the nearest tenth, if necessary. x2 + 15 =0 {3.9} {3.9, 3.9} {7.5, 7.5} no real solution
 one year ago
 one year ago

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phiBest ResponseYou've already chosen the best response.0
is there a typo in this question? Don't you mean x^2 15=0 ?
 one year ago

phiBest ResponseYou've already chosen the best response.0
but if it is \[ x^2 +15=0 \] add 15 to both sides \[ x^2 +1515 =015 \] simplify. what do you get ?
 one year ago
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