robbinsalexis robbinsalexis

23-04-2017
Mathematics

contestada

X^2-4X+??=(X-??)^2? Complete the square to form a true equation

Respuesta :

23-04-2017

To complete the square you need to halve the linear coefficient -4/2, square it, 4, and add that value, giving you:

x^2-4x+4 and that is a perfect square equal to:

(x-2)^2

Answer Link

Otras preguntas

which of the following is a cause of urbanization? A-suburban homes became larger than urban homes. B-paving over land changed the environment. C-living in citi

A regular convex polygon has eight sides. What is the measure of an exterior angle?

320miles on 34 gallons in simplest form

The conversion of one type of signal into another type of signal is called:

Explain how to use fortran programming in details

Given the function f(x) = x + 3 and g(x) = a + bx2. If gf(x) = 6x2 + 36x + 56,find the value of a and of b.

Introduction: Match the ideas with the correct Enlightenment philosopher 1.Rousseau 2.Voltaire 3.Montesquieu A.Belief in democracy B.Checks and balances C.Separ

What is Symmetric and Asymmetric DSL?

The probability that Gordon wins a raffle is given by the expression q/p. Write down an expression, in the form of a combined single fraction, for the probabil

In a recent year,there were approximately 45 million moviegoers in a certain country, of these about 4/5 were ages 24-34. Find the approximate number of people