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SBMA1103_SEM JAN 09/F_FST

PART A / BAHAGIAN A

INSTRUCTIONS / ARAHAN

Part A contains THREE questions. Answer TWO questions only.

Bahagian A mengandungi TIGA soalan. Jawab DUA soalan sahaja.

QUESTION / SOALAN

1.

a)

Marks / Markah

The equation of a straight line is given as -2x + 4y = 16. Determine:

i)

the gradient of the line

ii)

(20)

the point x-intercept

iii) the point y-intercept.

b)

AB is a straight line connecting points A(2, -8) and B(-4, 6). Obtain:

i)

the midpoint of AB

ii) the straight line equation for AB.

c)

Write the equation of a line that passes through the point A(1, 5) and

is parallel to the line 3x - 6y =12.

a)

Persamaan bagi suatu garis lurus adalah diberi sebagai -2x + 4y = 16.

Tentukan:

i) kecerunan bagi garis lurus tersebut

ii) titik pintasan-x

iii) titik pintasan-y.

b)

AB ialah satu garis lurus yang menyambung titik-titik A(2, -8) dan

B(-4, 6). Dapatkan:

i)

ii)

c)

titik tengah bagi AB

persamaan garis lurus bagi AB.

Tuliskan persamaan garisan lurus yang melalui titik A (1, 5) dan

berselari dengan garis 3x – 6y = 12.

1...

SBMA1103_SEM JAN 09/F_FST

2.

a)

M varies directly as N. If M = 15 when N = 3, express M in terms

of N.

b)

P varies inversely as Q. If P = 10 when Q = 3, express P in terms

of Q.

c)

P varies directly as x and varies inversely as y2. If P = 120 when x

= 4 and y = 5,

i)

ii)

a)

express P in terms of x and y

find x when P = 150 and y = 2.

M berkadar terus dengan N. Jika M = 15 apabila N = 3, ungkapkan

M dalam sebutan N.

b)

P berkadar songsang dengan Q. Jika P = 10 apabila Q = 3,

ungkapkan P dalam sebutan Q.

c)

P berkadar terus dengan x dan berkadar songsang dengan y2. Jika

P = 120 apabila x = 4 dan y = 5,

i)

ii)

2...

ungkapkan P dalam sebutan x dan y

cari nilai x apabila P = 150 dan y = 2.

(20)

SBMA1103_SEM JAN 09/F_FST

3.

a) Answer the following questions based on the...