Question

√x + 14 - 12 = x

Answer 1

x is either 2 or -1

Answer 2

i was gonnea say the same

Answer 3

too slow!

Answer 4

hehehehe

Answer 5

my comp is freazing every once in a wile thats y

Answer 6

But 2 or -1 doesn't show :(

Answer 7

square both sides and then rearrange so it gives x^2-x-2=0
then you factorise to give (x-2)(x+1)
hence x is 2 or -1

Answer 8

how old r u btw

Answer 9

I'm 10, I'm a mathematical god

Answer 10

i am 11

Answer 11

those aren't options

Answer 12

cococnutshake do u have facebook

Answer 13

?

Answer 14

Thanks for the help!

Answer 15

your welcom jk

Answer 16

Coconutshake, if you square:\[\sqrt{x}+14-12=x\],\[\sqrt{x}+2=x\]wouldnt' you get \[x+4=x^{2}\]
Therefore the equation\[x^{2}-x-4=0\]

Answer 17

ekk that should be \[x^{2}-4x+4=0 \]

Answer 18

Therefore the answer is 2.

Answer 19

Therefore your answer is wrong

Answer 20

x = -10 and x = -13 is the correct answer

Answer 21

You're actually all incorrect.