april316 april316

09-04-2016
Mathematics

contestada

solve each quadratic equation. 4x²=100

Respuesta :

Аноним Аноним

09-04-2016

4x^2=100
Square root 4x^2=square root 100
4x=plus or minus 10
4x/4=plus or minus 10/4
X= -2.5, x= 2.5

Answer Link

angelfizzy angelfizzy

09-04-2016

x=100/4
x=25
the square root of 25 is 5
that means x=5

Answer Link

Otras preguntas

In a class of 55 students, 15 students liked Maths but not English and 18 students liked English butnot Maths. If 5 students did not like both, how many student

There is a general belief (i) ____________ students that (ii) ____________ who write long sentences get (iii) ____________ marks. Short answers get (iv) _______

1.) The property by the virtue of which the metals can be beaten into sheets.2) Observe the even set up and answer the questions that follow PLEASE HELP ME

What is population growth?

Deion has a toy car collection of 360 toy cars. He keeps 85% of the toy cars on his wall. How many toy cars does he keep on his wall?

Match each of the "4Rs" to the statement that best describes it.

can any one draw this now . I need it for school Magazine

Como sacar el área de un círculo sabiendo que el radio mide 5 cm y en el centro del circulo se encuentra un rombo?

please help me if you can. i don't understand this question.

Part of the population of 7,750 elk at a wildlife preserve is infected with a parasite. A random sample of 50 elk shows that 11 of them are infected. How many e