Question

Will medal, Help fast please running out of time fast!
Variable y varies directly with x2, and y = 32 when x = 4. Which graph represents the quadratic variation?

Answer 1

A: http://static.k12.com/calms_media/media/1540000_1540500/1540310/1/e704306724d0e3058f5f975d02ad64262eb5d886/MS_ALG_S2_01_12_quiz_Q5a_question.gif

Answer 2

B: http://static.k12.com/calms_media/media/1540000_1540500/1540311/1/d3c9c95d917ce7280f5dbce58d52cc1b289e4903/MS_ALG_S2_01_12_quiz_Q5b_question.gif

Answer 3

C: http://static.k12.com/calms_media/media/1540000_1540500/1540312/1/520c64d5cf628a3b4b22b816792234a7675902b7/MS_ALG_S2_01_12_quiz_Q5c_question.gif

Answer 4

D: http://static.k12.com/calms_media/media/1540000_1540500/1540313/1/69f31c1a860fc344187f2804ec831319d4f09b69/MS_ALG_S2_01_12_quiz_Q5d_question.gif

Answer 5

This is a practice test that has no effect on the real thing, so its fine if you show me answers as long as you show how you got it.

Answer 6

32=k(4)^2
k=2
A

Answer 7

normally y=(1)^2, y=1 but in A (1,2) because k=2

Answer 8

Wrong.