Quản lý hoạt động dạy học môn Toán bằng tiếng Anh ở trường trung học phổ thông theo định hướng phát triển năng lực học sinh

Question 5. In the xy– plane, give line d with an equation of the form 3x – y + 2 = 0. Which the line as image of d under a reflection symmetry across Oy-axis:

A) 3x + y +2 = 0 B) 3x + y – 2 = 0 C) -3x + y + 2 = 0 D) x + 3y + 2 = 0

Question 6. Given regular tetrahedron SABC with every edge having length 1. Let I be the midpoint of edge AB and M be a point moving on segment AI. Through point M, draw plane (Q) parallel to plane (SIC). The parameter of cross section created by plane (Q) and tetrahedron SABC is

A) B) C) D) unable to calculate

Question 7. How many axes of symmetry does a square have?

A) 1 B) 2 C) 4 D) infinite

Question 8. Carbon-14 has a half- life of 5570 years. When analyzing a wood sample, it was determined 87.5% of radioisotope atoms of Carbon-14 were decayed into atoms. The age of this wood is:

A) 16714 years B) 17000 years C) 16100 years D) 16714 days Question 9. Give a sequential (un) u1 = - 2 un+1 = -2- 1/un, un be equal to A) (1-n)/n B) (n+1)/n C) –(n+1)/n D) –n/(n+1)

Question 10. In the Oxy plane, give (2;-1) and M(-3;2). Of the following coordinates, which does the image of the point M have under a

translation through vector ?

A) (5;3) B) (1;1) C) (-1;1) D) (1;-1)

Question 11. If (ax + 2)(bx + 7) = 15x2 + cx + 4, for all values of x and a + b = 8. Whats is the value of c?

…………………………………………………………………………

…………………………………………………………………………………

……………………………………………………………………………..

Question 12.

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In the spring in the Northern villages, people play swings. When players move regularly, the swing vibrates around the balance point is a vertical equation. If the distance h between the players and the balance point

is measured by h= with (h measured by meters, t measured by seconds). So, what point of time in the first two seconds, players

is furthest from the balance point?

…………………………………………………………………………

…………………………………………………………………………………

…………………………………………………………………………….

Question 13. The probability for John to win a computer game is 0.4. How many times does he have to play to win that game with the probability

0.95 at least once?

…………………………………………………………………………

…………………………………………………………………………………

………………………………………………………………………………..

Question 14. Given equation . Solve the equation above

…………………………………………………………………………

…………………………………………………………………………………

……………………………………………………………………………….

Question 15. The two points M and N in the two cities lie on either side of a large river with two river banks (picture below). Demonstrated how for find a location to build a bridge across the river such that the bridge is perpendicular to the two banks and the distance from M to N is the shortest.

…………………………………………………………………………

…………………………………………………………………………………

………………………………………………………………………………

STOP

PHỤ LỤC 3.8

BẢNG PHẦN TRĂM, TẦN SỐ, TẦN SUẤT,

GIÁ TRỊ TRUNG BÌNH CỦA CÁC ĐÁNH GIÁ VỀ SỰ CẦN THIẾT VÀ TÍNH KHẢ THI CỦA CÁC BIỆN PHÁP

CTGP1

		Frequency	Percent	Valid Percent	Cumulative Percent
Valid	Kha	58	41.1	42.6	42.6
	Rat	78	55.3	57.4	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0
CTGP2
		Frequency	Percent	Valid Percent	Cumulative Percent
Valid	Kha	77	54.6	56.6	56.6
	Rat	59	41.8	43.4	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0

CTGP3

		Frequency	Percent	Valid Percent	Cumulative Percent
Valid	Kha	32	22.7	23.5	23.5
	Rat	104	73.8	76.5	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0

CTGP4

		Frequency		Percent		Valid Percent		Cumulative Percent
Valid	Khong		1		.7		.7	.7
	It		9		6.4		6.6	7.4
	Kha		72		51.1		52.9	60.3
	Rat		54		38.3		39.7	100.0
	Total		136		96.5		100.0
Missing	System		5		3.5
Total			141		100.0
CTGP5
		Frequ ency	Percent		Valid Percent		Cumulative Percent
Valid	It	1		.7		.7		.7
	Kha	102		72.3		75.0		75.7
	Rat	33		23.4		24.3		100.0
	Total	136		96.5		100.0
Missing	System	5		3.5
Total		141		100.0
CTGP6

Frequ ency	Percent	Valid Percent	Cumulative Percent
Valid	It	2	1.4	1.5	1.5
	Kha	61	43.3	44.9	46.3
	Rat	73	51.8	53.7	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0
KTGP1
		Frequ ency	Percent	Valid Percent	Cumulative Percent
Valid	Kha	62	44.0	45.6	45.6
	Rat	74	52.5	54.4	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0
KTGP2
		Frequ ency	Percent	Valid Percent	Cumulative Percent
Valid	Kha	81	57.4	59.6	59.6
	Rat	55	39.0	40.4	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0
KTGP3
		Frequ ency	Percent	Valid Percent	Cumulative Percent
Valid	Kha	45	31.9	33.1	33.1
	Rat	91	64.5	66.9	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0

KTGP4

		Frequency	Percent	Valid Percent	Cumulative Percent
Valid	It	16	11.3	11.8	11.8
	Kha	69	48.9	50.7	62.5
	Rat	51	36.2	37.5	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0
KTGP5
		Frequency	Percent	Valid Percent	Cumulative Percent
Valid	It	1	.7	.7	.7
	Kha	103	73.0	75.7	76.5
	Rat	32	22.7	23.5	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0

KTGP6

		Frequency	Percent	Valid Percent	Cumulative Percent
Valid	It	6	4.3	4.4	4.4
	Kha	60	42.6	44.1	48.5
	Rat	70	49.6	51.5	100.0
	Total	136	96.5	100.0
Missing	System	5	3.5
Total		141	100.0

Statistics

CTGP1	CTGP2	CTGP3	CTGP4	CTGP5	CTGP6
N	Valid	136	136	136	136	136	136
	Missing	5	5	5	5	5	5
Mean		3.57	3.43	3.76	3.32	3.24	3.52
Mode		4	3	4	3	3	4
Std. Deviation		.496	.497	.426	.629	.443	.530

Statistics

KTGP1	KTGP2	KTGP3	KTGP4	KTGP5	KTGP6
N	Valid	136	136	136	136	136	136
	Missing	5	5	5	5	5	5
Mean		3.54	3.40	3.67	3.26	3.23	3.47
Mode		4	3	4	3	3	4
Std. Deviation		.500	.493	.472	.655	.438	.583

PHỤ LỤC 3.9

BẢNG KIỂM ĐỊNH ONE- WAY ANOVA

VỀ SỰ CẦN THIẾT VÀ TÍNH KHẢ THI CỦA CÁC BIỆN PHÁP

1. Sự cần thiết

Test of Homogeneity of Variances

Levene Statistic	df1	df2	Sig.
CTGP1	3.573	4	131	.008
CTGP2	2.852	4	131	.026
CTGP3	1.491	4	131	.209
CTGP4	3.587	4	131	.008
CTGP5	4.779	4	131	.001
CTGP6	7.577	4	131	.000

ANOVA

Sum of Squares	df	Mean Square	F	Sig.
CTGP1	Between Groups	.813	4	.203	.821	.514
	Within Groups	32.451	131	.248
	Total	33.265	135
CTGP2	Between Groups	.770	4	.193	.773	.545
	Within Groups	32.634	131	.249
	Total	33.404	135
CTGP3	Between Groups	.248	4	.062	.335	.854
	Within Groups	24.223	131	.185
	Total	24.471	135
CTGP4	Between Groups	6.088	4	1.522	4.213	.003
	Within Groups	47.317	131	.361
	Total	53.404	135
CTGP5	Between Groups	3.684	4	.921	5.296	.001
	Within Groups	22.786	131	.174
	Total	26.471	135
CTGP6	Between Groups	3.748	4	.937	3.590	.008
	Within Groups	34.186	131	.261
	Total	37.934	135

Robust Tests of Equality of Means

Statistica	df1	df2	Sig.
CTGP1	Welch	.816	4	27.607	.526
CTGP2	Welch	.743	4	27.584	.571
CTGP3	Welch	.336	4	27.957	.851
CTGP4	Welch	11.034	4	30.304	.000
CTGP5	Welch	4.443	4	27.738	.007
CTGP6	Welch	5.800	4	28.513	.002

a. Asymptotically F distributed.

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