jadehralston jadehralston

04-02-2021
Mathematics

contestada

PLS NEEP HELP ASAP

Convert the function f(x) = x^2 + 2x-8 to standard form. Then state the vertex and domain and range of the function.

Respuesta :

clarch19 clarch19

04-02-2021

Answer:

f(x) = (x + 1)² - 9

vertex: (-1, -9)

domain: all real numbers

range: y ≥ -9

Step-by-step explanation:

y = x² + 2x - 8

convert by 'completing the square' method

x² + 2x + 1 = 8 + 1

(x + 1)² = 9

f(x) = (x + 1)² - 9

Answer Link

Otras preguntas

Directions: Write the expression for each sentence below. 1. the sum of 6 and t = 6+ t 2. the product of s and 12 3. the difference of 6 from 10 4. the quotient

what is 7,750 divided by 155?

How are plateaus formed

What are 2 reasons british taxed the colonists?

What were the purposes of the Magna Carta? Choose four correct answers 100points and brainliest.1. to increase the power of the king2. to explain the rights of

what is equivalent to |x-50|≤7/32

An item is originally priced $68. 89. It is on sale for 42 percent of the original price. Which is an estimate of the sale price? $2. 00 $3. 50 $20 $28.

What was the system of trade between the New World, England, and Africa in the 1500's known as? A. Treaty of Tordesillas B. The Slave Trade C. Spice Trade D. Th

What was the main cause for the trend shown in the graph during the 1940s and 1950s?

Explain how the amount of light contributes to the changing seasons.