Help me pleasee k = 4.61

Find the equation of the normal line of the curve f (x, y) at the point y = 0.5

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Describe the relationship between the angles of similar triangles and the sides of similar triangles

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.