jordanjanae590 jordanjanae590

15-04-2020
Mathematics

contestada

Solve for x Write the smaller solution first, and the larger solution second.
Round to two decimal places.
(x + 15)^2 – 10 = 0

Respuesta :

jenny0919 jenny0919

15-04-2020

Answer:

x= -18.16 x= -11.84

Step-by-step explanation:

(x+15)(x+15)= x^2+30x+225-10=0

x^2+30x+215=0

a=1 -30±√(30)²-4(1)(215)

b=30 -----------------------------

c=215 2(1)

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