Cho hàm số 2
y x x = − + 2 2
có đồ thị là Parabol (P) và đường thẳng
d y x m : = +
. Gọi
m0
là giá trị của
m
để (d) cắt (P) tại 2 điểm phân biệt
AB,
sao cho
2 2 OA OB + =10
. Chọn mệnh đề
đúng:
A.
m0  − −  6; 2. B.
m0  − 1;1. C.
m0  + (1; ). D.
m0  + (3; ).

In stepmber, daniel and justin opened a business. during their first three months of business, their average monthly profit was $51. if during their first month, they lost $29, and during their second month, they gained $115, what was their profit or loss for their third plzzz i will give you 299 points

Aprobability experiment is conducted in which the sample space of the experiment is s={7,8,9,10,11,12,13,14,15,16,17,18}, event f={7,8,9,10,11,12}, and event g={11,12,13,14}. assume that each outcome is equally likely. list the outcomes in f or g. find p(f or g) by counting the number of outcomes in f or g. determine p(f or g) using the general addition rule.

The height, h, of a cylinder is 5 units less than 3times its radius, r. which expression represents the height of the cylinder in terms of its radius