20dneedles
20dneedles
13-02-2018
Mathematics
contestada
How do i complete the square y= X2+8X-4
Respuesta :
tynollette
tynollette
14-02-2018
for x²+bx+c, to complete the square, you add (half of b)²
b=8 in this case, so you add 4², which is 16
x²+8x+16-16-4
y=(x+4)²-20 is the final form.
Answer Link
VER TODAS LAS RESPUESTAS ( 81+ )
Otras preguntas
In triangle RST, m∠R > m∠S + m∠T. Which must be true of triangle RST? Check all that apply. m∠R > 90° m∠S + m∠T < 90° m∠S = m∠T m∠R > m∠T m∠R >
Verse of the day Romans 15:13 "May the God of hope fill you with all joy and peace as you trust in Him." Have a wonderful rest of your day.
The 1950s was noted for what type of social factor?
the small cast iron frying pan has a mass of 808 g. The specific heat of iron (the material used to make the pan) is =0.449J/g °C. A large frying pan with a ma
rank the points from most kinetic energy to least kinetic energy
You are working on an electronic circuit. The circuit current is 5 mA. A resistor is marked with the following bands: brown, black, red, gold. A voltmeter measu
(Pythagorean Theorem and the Coordinate Plane HC) A map of three public schools was created using a coordinate plane where the origin represents the center of t
Where is the horizontal center of mass of the entire upper extremity? given x coordinates of shoulder, elbow, hand, and knucle. along with body mass
I have two turtles. Today, the older turtle's age is $11$ times that of the younger turtle. In $24$ years, the older turtle's age will only be $7$ times that of
Write a recursive formula and an explicit formula for the arithmetic sequence shown in the graph.
