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MATEMATIK TAMBAHAN

Authored by SITI Moe

Mathematics

8th Grade

CCSS covered

Used 612+ times

MATEMATIK TAMBAHAN
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24 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diberi fungsi f(x)= 4x + 5 dan  g(x) = 3x− 2. Cari gf(x)

gf(x) = 12x + 13
gf(x) = 12x − 3
gf(x) = 12x + 15
gf(x) = 12x + 12

Tags

CCSS.HSF-BF.A.1C

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diberi fungsi g:x→3x − 4, cari g(-2).

2
-2
10
-10

Tags

CCSS.HSF.IF.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Selesaikan persamaan kuadratik yang berikut:
              2x+ 7x − 4 = 0

x = -4 , ½
x = -4 , 2
x = 4 , ½
x = 4 , -2

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diberi 3 ialah salah satu punca bagi persamaan kuadratik x2 -7x + k = 0. Cari nilai k

10
11
12
13

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Cari julat nilai x untuk 4x> 3 − x .

x > − 1 , x > ¾
x< − 1  ,  x > ¾
x < 1 , x > ¼
x > − 1 ,  x < ¼

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Fungsi kuadratik f(x) = 4x2 + (3 + m)x + 1 menyentuh paksi-x pada satu titik. Cari nilai m.

3
-3
6
-6

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diberi bahawa 3x2 ≥ 2 – x, cari julat nilai x.

x≤-1,x≥2/3
x≤1,x≥2/3
-1≤x≤2/3
x≤-2/3,x≥1

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