jah1226 jah1226

21-04-2021
Mathematics

contestada

Enter an equation for the line of symmetry for the function f (x) = 5x^2 – 20x + 3.

Respuesta :

cwrw238 cwrw238

21-04-2021

Answer:

x = 2.

Step-by-step explanation:

First convert to vertex form:

f(x) = 5x^2 - 20x + 3

= 5(x^2 - 4x) + 3

= 5 [(x - 2)^2 - 4] + 3

= 5(x - 2)^2 -20 + 3

= 5(x - 2)^2 - 17.

The line of symmetry is x = 2.

Answer Link

Otras preguntas

Find the value of x. I REALLY NEED HELP AND AN EXPLANATION.

Is |a + b] = |a| + [b] for all rational numbers a and b? Give reasons for your answer. Is |a - b| = |a| - |b| for all rational numbers and b ? Give reasons for

The diameter of each wheel of a bicycle is 26 inches. If you are traveling at a speed of 20 miles per hour on this bicycle, through how many revolutions per mi

Does the nation’s experience with legal and regulated alcohol make you more or less likely to support nationally legalized marijuana? Explain your answer. What

(2.9x10^3)-(6.4x10^-1)

An object has an acceleration of 10m/s2. If the net force acting on this object were halved , what would the new acceleration of the object be ?

A small deck of twenty cards consists of eight red cards and twelve green cards. Draw five cards at random, without replacement. How many five-card selections a

the solid portion of the graph represents the relationship between the width of a rectangle in centimeters x and the area of the rectangle in centimeters squa

What effect did the US tariffs and end to foreign aid following the Stock Market Crash have on other countries? A. Exported the depression to Europe B. Boosted

Giải Phương trình (x-3)^2+x^4= -y^2+6y-4