rysr
rysr
25-04-2018
Mathematics
contestada
x2-8x+21 make the expression (x-h)2+k is equivalent
Respuesta :
Аноним
Аноним
25-04-2018
x2-8x+21 = x² -
8
x + (
8
/2)²-
(
8
/2)²
+ 21
= (x² - 8x + 16 ) - 16 + 21
= (x - 4)²+ 5
Answer Link
VER TODAS LAS RESPUESTAS ( 74+ )
Otras preguntas
PLEASE HELP I DON'T UNDERSTAND
According to this equation, F=ma, how much force is needed to accelerate an 82-kg runner at 7.5m/s2? A. 615 N B. 10.9 N C. 615 m/s D. 10.9 m/s
Turkey became a republic under rule of A: Mustafa Kemal Ataturk B: Reza Pahlavi C: Mohammed Khatami D: Ayatollah Ruhollah Khomeini
Which best summarizes the theme of "Spring and Fall"? A. Optimism is a useful frame of mind. B. Human experience is destined to include sorrow. C. It is pointle
7. You found that 1.50 ml of a liquid has mass of 2.750g. What is the density of the unknown liquid?
is 15 over 50 equivalent to 0.3
A true-false test contains 18 questions. In how many different ways can the 18- question test be answered?
What is the price of one pound of bananas if 5 pounds cost 4.25
do eukaryotes have a nucleus
Sanford's shoe store received a shipment of shoes for its newest location. The manager determined that 35% of the shoes were athletic shoes. What fraction of th
