mathdummy2 mathdummy2

25-03-2015
Mathematics

contestada

find the vertex of F(x)=2(x+10)^2+20

Respuesta :

Since3122015 Since3122015

25-03-2015

[tex]f(x)=2(x+10)^2+20\\f(x)=2(x^2+20x+100)+20\\f(x)=2x^2+40x+200+20\\f(x)=2x^2+40x+220\\f'(x)=4x+40=0\\4x=-40\\x=-10\\\\f(-10)=2((-10)+10)^2+20\\f(-10)=2(0)^2+20\\f(-10)=20\\(-10,20)[/tex]

The vertex of f(x) is at (-10, 20).

Answer Link

Otras preguntas

Question 10 (2.5 points) ✓ Saved Write the comparison below as a ratio in simplest form using a fraction, a colon (:), and the word to. 15 dollars to 27 dollars

Which of the following was an incentive for profit to settle the Mississippi Valley region? Availability of fish and furs Abundance of Native Americans to con

Which molecule is most common in the human body? A. H2O . B. N₂ C. H₂ D. CO2

Find the area of a triangle who's side lengths are 13, 14, and 15. (The questions doesn't tell the type of triangle.)

In interpreting a dream, a psychoanalyst would attempt to discover the dream's ________ content.

1. What is the value of the 4th iterate of f(x) = 3x-1/x2 if x0 = -2? Round to three decimal places.

which bases are called alkaline

The pH of a fruit juice is 5.6. Find the hydronium ion concentration, [H3O+], of the juice. Use the formula pH=-log[H3O+]. The hydronium ion concentrate H 30 pl

_____ is designed to prevent illegal distribution of movies, music, and other digital content?

Why does the crystal merchant say “maktub” multiple times in the book “The alchemist “