gabbysoliz18 gabbysoliz18

21-06-2017
Mathematics

contestada

solve x^2 +4-4=8 for x

x=-6 or x=2
x=-2+/- 2 (square root) 2
x=-2 or x =6
x=2+/-2 (square root)2

Respuesta :

ghanami ghanami

26-06-2017

hello :
x² +4x -12 =0
(x+6)(x-2) = 0
x+6 =0 or x-2 = 0
x = -6 or x = 2 ( first answer )

Answer Link

Otras preguntas

A 25-year-old woman comes to the clinic because of a chronic, nonproductive cough. assessment reveals that she has a history of asthma and dextromethorphan, (ro

The earth moves around the sun in a nearly circular orbit of ra-dius 1.50 3 1011 m. during the three summer months (an elapsed time of 7.89 3 106 s), the earth

When we write the formula for an ionic compound, we are merely indicate the "molecules" in the compound with that formula. explain?

A parcel of vacant land 80 feet wide and 200 feet deep was sold for $2000 per front foot. how much money would a broker receive for her 60% share in the 10% com

which regular polygon can you not use special triangles to find the apothem?

What was the most effective form of protest used by the colonists?

How did the american people react to the embargo acts?

A bullet blasts from the barrel of a gun upward in the vertical direction with an initial speed of 700 m/s . Find the maximum altitude reached by this bullet an

A country's population in 1990 was 37 million. in 1999 it was 40 million. estimate the population in 2016 using the exponential growth formula. round your answe

Which word in the sentence is a preposition? The panda climbed up the bamboo tree.