leawood420 leawood420

03-05-2018
Mathematics

contestada

What number must you add to complete the square x^2+20x=33

Respuesta :

kayeecheng2102p3s8sa kayeecheng2102p3s8sa

03-05-2018

x²+20x-33=0
x²+2(10) (x) +10²-10 ²-33=0
(x+10) ²=133
x+10=±√133

Answer Link

Otras preguntas

5. In an A.P, the sum of three consecutive terms is 24. When 1 is subtracted to the first term, 2 to thesecond, then the terms form a G.P. Find the terms of the

The days of training a new employee needs are normally distributed with a population standard deviation of 3 days and an unknown population mean. If a random sa

which reason justifies step 2 in the proof

Please answer this correctly

Equipment used in early childhood settings should meet the recommendations of? 1. CPSC 2. CDC 3. COCS 4. EPA

In the process of brainstorming his goals, Robert realized his Web business was more about money than creativity. His decision to include a minimum monthly inco

Name three other real-world situations where a strategy, "plan of attack, or "code of conduct" is agreed upon before a given situation occurs.

Indicar tipo de unión química que presentan los siguientes compuestos. Realizar a representación de Lewis, molecular o iónica, según corresponda: a-CH4 b-SrO c-

The U.S. Bureau of Labor Statistics reports that 11.3% of U.S. workers belong to unions (BLS website, January 2014). Suppose a sample of 400 U.S. workers is col

when 2 masses r kept 2metre apart there is gravitational force of 2Nwhat is the gravitional force when they r kept at 4m apart?