jaxkso
jaxkso
02-02-2017
Mathematics
contestada
Solving quadratics equations by taking square root
Respuesta :
mohsan573
mohsan573
02-02-2017
x^2=1 when you apply square root then the value of X is
X=-1,1
2---
a^2+1=19
subtract 1 on both side
a^2=19-1
a^2=18
taking square on both side
a=Square root(18)
the answer is shown in diagram
Answer Link
VER TODAS LAS RESPUESTAS ( 23+ )
Otras preguntas
whats Henry Hudson interesting facts?
what are two human uses for mosses?
A sequence has an initial value of 10 and each term is twice the previous term. Which function models this sequence?1) a(n)=10(2)^n2) a(n)=10(2)^n-13) a(n)=10+2
Work out the number that is halfway between 27 times 38 and 33 times 38.Show your working out aswell.
what is the answer to this question -√(12)+5√(75)
The sum of a number and 18 times its reciprocal is 11. Find the number(s). Let x represent the unknown number. The Reciprocal of x is____?
Genetic crosses Question:A brown coat is dominant to a white coat in cattle. A farmer has a brown bull. How would you determine whether the bull is a heteroz
If x^5y^4z^2 <0 , which of the following must be true? I xy <0 II yz <0 III xz <0
Why does a pendulum eventually stop swinging?
What is the electron configuration of helium
