D Question 8 5 pts Parametric equations and a value for the parameter t are given. Find the coordinates of the point on the plane curve described by the parametric equations corresponding to the given value of t. x = 4 + 5 cost, y = 6 + 4 sin t; t - O (9, 6) O (4, 10) O (4, 8) Previous N Quiz saved at 8:20amD Question 9 5 pts Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations. x = 2t - 1, y = t2 +6;-4 sts4 O y = - =x+30;-65xs4 O y = rx + 25. x2 + 5 I;- 95 x5 7 V = x- +1; -2s xs2 y =-x2+1; -65x54 jousD Question 10 Identify the equation without applying a rotation of axes. 2x2+ 12xy + 362 + 3x - 3y - 2 -0 O hyperbola O ellipse O parabola O circle PreviousQuestion 11 Write the equation in terms of a rotated x'y'-system using 0, the angle of rotation. Write the equation involving x' and y' in standard form. xy +16 = 0; 0 = 45 O y'2 = -32x' O 2 = 1 O V2 x'2 32 = 1 32 32 32 - 1 eviousD Question 12 Identify the equation without completing the square. 4x2 - 3y2 + 2x + 3y+3=0 O parabola O hyperbola O circle O ellipse Previous QuizD Question 12 Identify the equation without completing the square. 4x2 - 3y2 + 2x + 3y + 3-0 O parabola O hyperbola O circle O ellipse PreviousD Question 13 Determine the direction in which the parabola opens, and the vertex. y = x2+ 8x+19 O Opens upward; (-4, 3) O Opens upward; (4, 3) Opens to the right: (3, -4) Opens to the right: (3.) Previous