JUMLAH & HASIL KALI PK

JUMLAH & HASIL KALI PK

9th Grade

20 Qs

quiz-placeholder

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JUMLAH & HASIL KALI PK

JUMLAH & HASIL KALI PK

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

FITRI MERRY

Used 35+ times

FREE Resource

20 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Akar-akar persamaan  2x2+3x+1=02x^2+3x+1=0  adalah  x1 x_{1\ }  dan  x2x_2 .
Nilai  1x1+1x2\frac{1}{x_1}+\frac{1}{x_2}  adalah

2.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

 2x2+7x+6=02x^2+7x+6=0 akar-akarnya  aa  dan  bb  .

Nilai  a×ba\times b  adalah ...

3.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Akar-akar persamaan kuadrat   x2+3x5=0x^2+3x-5=0   adalah  x1x_1  dan  x2x_2  .

Nilai dari  x1 2 +x2 2x_1\ ^2\ +x_2\ ^2  adalah ...

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Jumlah akar-akar persamaan kuadrat  x^2+6x-16=0 adalah ...

5.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Persamaan   x25x7=0x^2-5x-7=0  akar-akarnya  x1x_1  dan x2x_2 

Nilai dari  (x1+x2)2\left(x_1+x_2\right)^2  adalah ...

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Hasil kali akar-akar persamaan kuadrat  x23x28=0x^2-3x-28=0  adalah ... 

7.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

Jika a dan b merupakan akar-akar dari persamaan kuadrat   x2+3x+3=0x^2+3x+3=0  .

Nilai dari  a2+b2a^2+b^2  adalah ...

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