Giải HPT

\(\sqrt{x+2}\)+3\(\sqrt{y-1}\)=\(\sqrt{5\left(x^{2+}y^2-3\right)}\)

(2x-1)^2+(2y-1)^2=18

trong mặt phẳng tọa độ oxy, cho hình vuông ABCD M là trung điểm của BC và N(-3/2; 1/2) thỏa mãn AC=4AN. Tìm A,B,C,D biết MD có phương trình x=1 và tung độ D là 1 số âm

Chọn đáp án đúng về nỗi nhớ được diễn tả trong khổ thơ thứ 5:

A.   Trong khổ thơ thứ 5, nỗi nhớ được diễn tả mãnh liệt, da diết hiển hiện trong mọi chiều kích của không gian, thời gian, trạng thái cảm xúc của cuộc sống

B.   Nỗi nhớ bao trùm cả không gian, khắc khoải trong thời gian, đi sâu vào ý thức, tiềm thức và đi cả vào trong giấc mơ.

C.   Cả hai đáp án trên đều đúng

D.   Cả hau đáp án trên đều sai

Hàm số nào sau đây có bảng biến thiên như hình bên?

A.   y = − x 3 − x 2 + 2

B.  y = − x 3 + 3 x 2 + 2

C.  y = x 3 + 3 x 2 + 2

D.  y = x 3 − 3 x 2 + 2

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions.

Application for admission to the Graduate School at this university must be made on forms provided by the Director of Admissions. An applicant whose undergraduate work was done at another institution should request that two copies of undergraduate transcripts and degrees be sent directly to the Dean of the Graduate School. Both the application and the transcripts must be on file at least one month prior to the registration date, and must be accompanied by a non-refundable ten-dollar check or money order to cover the cost of processing the application.

Students who have already admitted to the graduate School but were not enrolled during the previous semester should reapply for admission using a special short form available in the office of the Graduate School. It is not necessary for students who have previously been denied admission to resubmit transcripts; however, new application forms must accompany all requests for reconsideration. Applications should be submitted at least eight weeks in advance of the session in which the student wishes to enroll. Students whose applications are received after the deadline may be considered for admission as non-degree students, and may enroll for six credits hours. Non degree status must be change prior to the completion of the first semester of study however.

An undergraduate student of this university who has senior status and is within ten credit hours of completing all requirements for graduation may register for graduate work with the recommendation of the chairperson of the department and the approval of the Dean of the Graduate School.

The phrase “in advance of” in line 13 is closest in meaning to:

A. into

B. on either side of

C. after the end of

D. prior to