Cho hàm số y=-x^4+2×(2+m)×x^2-4-m với m là tham số thực. Có bao nhiêu giá trị nguyên của m để đồ thị hàm số không có điểm chung với trục hoành

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

What is the measure of the smallest angle in the diagram? 15 29 32 45