ID : U-1438952-1-3573 (xinxin.wong@kl.his.edu.my) [1]
Grade 10 (Secondary 4 )
SASMO
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Choose correct answer(s) from the given choices
(1)
(2)
If α and β are the zeros of polynomial x2 - 13x + k, such that α2 + β2 = 89. Find the value of k.
a. 35
b. 45
c. 40
d. 32
Let α and β be the roots of x 2
x
(3)
(4)
2
, where c is a real number. If −α is a root of
− 7x + c = 0
, find the value of αβ.
+ 7x − c = 0
a. 0
b. 10
c. 5
d. 6
Vikneswaran goes on a vacation with RM1820 for his expenses. If he extends his vacation by 2
days, he has to cut down his daily expenses by RM5. Find the original duration of his vacation.
a. 27 days
b. 24 days
c. 28 days
d. 26 days
An equilateral triangle is inscribed in a circle of radius 12 cm. Find the length of the triangle's side.
a. 24 cm
b. 12√2 cm
c. 12√3 cm
d. 18 cm
Fill in the blanks
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ID : U-1438952-1-3573 (xinxin.wong@kl.his.edu.my) [2]
(5)
In △ABC, ∠ACB
∘
= 42
and the interior angle bisectors of ∠CAB and ∠ABC intersect at P .
The value of ∠AP B is
∘
.
C
42°
P
A
B
Answer the questions
(6)
Find the smallest even number whose cube is larger than 20162?
(7)
Three unbiased coins are tossed simultaneously. Find the probability of getting exactly 2 tails.
(8)
A piece of cable costs RM 896. If it was 4 meters longer and the price of each meter of cable
costs RM 4 less, the total cost of the piece would remain unchanged. Find the length of the cable.
(9)
What is the LCM of 1340 and 480?
(10) If x is a complex number satisfying x 2
x
61
+ x
62
+ x
63
+ x
64
+ x
65
+ x + 1 = 0,
what is the value of
?
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