DerryDelaney
DerryDelaney
16-10-2016
Mathematics
contestada
Solve x^2 + 2x - 15 = 0
Respuesta :
Аноним
Аноним
16-10-2016
x^2+2x-15 = 0
x^2-3x+5x-15=0
x(x-3) 5(x-3) =0
x+5 = 0 OR x-3=0
x=-5 OR x=3
It can be either
Answer Link
MaliaHale
MaliaHale
16-10-2016
x^2+2x=15
x^2+x=15:2
x=1,365
I think this is the solution
Answer Link
VER TODAS LAS RESPUESTAS ( 61+ )
Otras preguntas
How does Gibb respond to Broderick's argument?
Giving BRAINLIEST And these days people (use/ are using) instant messaging to talk to friends, but I (prefer/am preferring) texting my friends on my mobile.
An elementary school wants to purchase a new swing set. The table shows the selling price of the swing sets they are interested in buying.Swing Set Wholesale Pr
29) Why did Americans protest so strongly against laws like the Stamp Act, Quartering Act, and Intolerable Acts? What rights did they think were being taken aw
What was the case of NAACP v. Button (1963) about? What was the ruling?
The sum of two rational numbers is 4. If one of the numbers is 2/3, then what is the other number
In a study of pain relievers, 20 people were given Product A, and all but 4 experienced relief. In the same study, 50 people were given Product B, and all but 6
For National Recycling Month, Charlie collected 132 cans. Esther collected 52 more cans than Charlie. How many cans did Charlie and Esther collect in all?
Our new manager is a woman. Well respected Well-respected
helppppp plsssssssss
