lyssam2000 lyssam2000

03-04-2017
Mathematics

contestada

Which of the following equations has only one solution?

x^2 = 9
x(x - 1) = 9
x^2 - 6x + 9 = 0

Respuesta :

BodaciousT BodaciousT

03-04-2017

The third one only has one solution and the first one has two which is 3,-3
the second one has two
So the answer is C

Answer Link

Otras preguntas

Make a title about this short paragraph and write a statement that is your own opinion about this paragraph

Make a title about this short paragraph and write a statement that is your own opinion about this paragraph

Do different theories of the human person lead to different conclusions in the following argument? P1: It is wrong to kill a human person P2: A human being, no

i need help. i don't know how to do this

Each of the two numbers were increased by 10. How did the average of the two numbers change?

I need it as a linear function thank you

find the percentage profit in each case cost price 20 selling price 25

Make a title about this short paragraph and write a statement that is your own opinion about this paragraph

Bag A contains 5x coins. Bag B contains 3x coins. 8 coins are taken from Bag B and put into Bag A The ratio of coins in Bag A to Bag B is now 11:5 Work

9. aDefine refraction of light. Draw the ray diagram when an object is placed at C in a concave mirror Write any two natures of that image