saimetgrabiel saimetgrabiel

24-06-2020
Mathematics

contestada

x^2+6x+4 Which of the following is equivalent to the expression above? Justify your answer. A) (x+3)^2+5 B) (x+3)^2-5 C) (x-3)^2+5 D) (x-3)^2-5

Respuesta :

belgrad belgrad

30-06-2020

Answer:

B) ( x+3)² - 5

Step-by-step explanation:

Given expression

x²+6x+4

Adding '9' and subtracting '9' of given expression

⇒ x² + 2 (3) (x) +(3)² -(3)² +4

(a + b)² = a² + 2 a b + b²

⇒ ( x+3)² - 9 +4

⇒ ( x+3)² -5

Answer Link

Otras preguntas

1. What solid figure represents the object at the right? A) cylinder B) sphere C) pyramid D) cone

PLEASE HELP <3 (for 20 points) draw a triangle with the given angle measures, if possible, 45*, 60*, 75*. * = degrees! thank you! :)))

Two accounts each begin with a deposit of $9000. Both accounts have rates of 4.3%, but one account compounds interest once a year while the other account comp

The managerial aaccounting is use for?

i am going to get a part time job a as soon as i have enough money b unless am offered something better c when i leave school d before i get married and have ch

What is the purpose of bubbling air into the nutrient solution? A To provide oxygen for the roots to carry out respiration. B To prevent the breakdown of miner

Use Auto MPG data file. Unit of analysis in this dataset is an individual car. (N=398). Delete all rows that have a missing value on horsepower. The resulting

percentage decrease if water level in the tank has changed from 1200l to 900

Let m1 = 4.4 kg and m2 = 1.2 kg. Use the first equilibrium condition to find the tension in the cable, in N.

Scooby runs east with a speed of 4 m/s. Shaggy runs west with a speed of 6 m/s. They collide and Scooby jumps into Shaggy’s arms. If Scooby has a mass of 45 kg