TBBEX
TBBEX
13-10-2018
Mathematics
contestada
x squared + kx + 9 = (x + 3) sqaured
Respuesta :
Araxer
Araxer
13-10-2018
The answer is 6 because with your use the exponent youll get x^3 + 6x + 9. So the x^2 and the 9 cancel out from bothside and you you are left with kx = 6x. Now divide by x and get k = 6.
Answer Link
konrad509
konrad509
13-10-2018
[tex]x^2+kx+9=(x+3)^2\\\\x^2+kx+9=x^2+6x+9\\\\k=6[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 31+ )
Otras preguntas
What is the y intercept of y=|x+8|?
What is a ratio? Help please really need the answer helppp!
If someone is a “nativist,” who is he or she against?
Ava is 23 cm taller than Olivia, and Olive is half the height of Lucas. If Lucas is1.78 m tall, how tall are Ava and Olive? Express their heights in centimeters
3x-5y=-6 -9x-5y=18 whats the answer
Which country did Prussia defeat in 1870 to gain control of the German-speaking provinces of Alsace and Lorraine? A. Austria B. Russia C. France D. Switzerland
Spain came to the New World for all the following reasons except: to find a new route to the East to conquer New World riches to prove the earth was flat
The location of the famous stand by three hundred Spartans against the Persian army is called _____. A. Marathon B. Thermopylae C. Hellespont D. Salamis
Which of the following statements about the U.S. and the Soviet Union is untrue? A. Their economic systems were different B. The had the same type of government
Which leader of the Scientific Revolution developed a mathematical coordinate system and emphasized the use of mathematics in all areas? A. René Descartes B. Fr
