Cracking The Ap Calculus ab Exam 2018

45.The  curve   y   =   ax^2    +   bx  +   c   passes  through the point   (1, 5)  and is  normal  to  the line    −x  +   5y  =   15  at

(0, 3). What    is  the equation    of  the curve?

(A)y    =   7x^2    −   0.2x    +   3

(B)y    =   7x^2    +   5x  +   3

(C)y    =   7x^2    −   5x  +   3

(D)y    =   5x^2    −   7x  +   3

STOP

END OF PART B, SECTION I IF YOU FINISH BEFORE TIME IS CALLED, YOU MAY CHECK

YOUR WORK ON PART B ONLY.

DO NOT GO ON TO SECTION II UNTIL YOU ARE TOLD TO DO SO.