Question

Please help! Medal awarded!

Answer 1

?????????

Answer 2

John and Tim are looking at the equation √(3x + 4) = x. John says that the solution is extraneous. Tim says the solution is non-extraneous. Is John correct? Is Tim correct? Are they both correct? Justify your response by solving this equation, explaining each step with complete sentences.

Answer 3

@phi

Answer 4

@E.ali @Osako

Answer 5

Square both sides and factorise

Answer 6

4x+4?

Answer 7

you square both sides to get 3x + 4 = x^2

Answer 8

Is that it?

Answer 9

3x^2+16?

Answer 10

then you factorise