ismatovakumush6ning viktorinasi

Question 1

Ko'phadlarni ko'paytirishda har bir hadni alohida ko'paytirish kerakmi?

Accepted Answer

o

Question 2

2(x + 3) ko'phadni soddalashtiring.

Accepted Answer

1

Question 3

a(b + c) ko'paytmasi qanday yoziladi?

Accepted Answer

ab + ac

Question 4

Agar biz (x + 1) va (x + 2) ko'phadlarni ko'paytirsak, qanday birinchi had hosil bo'ladi?

Accepted Answer

2

Question 5

Ko'phadlarni ko'paytirishda natijada ham ko'phad hosil bo'ladi.

Accepted Answer

o

Question 6

3x(2y - 4) ko'paytmasini soddalashtiring.

Accepted Answer

6xy - 12x

Question 7

Agar biz (a - b) va (a + b) ko'phadlarni ko'paytirsak, qanday natija chiqadi?

Accepted Answer

0

Question 8

Ko'phadlarni ko'paytirishda qavslarni ochish qoidasi ishlatiladi.

Accepted Answer

o

Question 9

Agar biz (y + 5) va (y - 1) ko'phadlarni ko'paytirsak, qanday oxirgi had (ozod had) hosil bo'ladi?

Accepted Answer

1

Question 10

2a(3a + 5b) ko'paytmasini soddalashtiring.

Accepted Answer

6a^2 + 10ab

Question 11

3x va 2y ko'phadlarini ko'paytmasi nima bo'ladi?

Accepted Answer

6xy

Question 12

Quyidagilardan qaysi biri ko'phadlarni ko'paytirish qoidasiga mos keladi?

Accepted Answer

0

Question 13

(a + b) * c = ac + bc tengligi to'g'rimi?

Accepted Answer

o

Question 14

2(x + 3) ko'paytmasini yoying.

Accepted Answer

1

Question 15

Agar ko'phadni 0 ga ko'paysak, natija har doim 0 bo'ladi. To'g'rimi?

Accepted Answer

o

Question 16

x * x ko'paytmasi qanday yoziladi?

Accepted Answer

x^2

Question 17

(x - y) * 2 ko'paytmasini yoying.

Accepted Answer

2

Question 18

Ko'phadlarni ko'paytirishda o'xshash hadlarni qo'shish shart emas. To'g'rimi?

Accepted Answer

x

Question 19

3(2a + 4b) ko'paytmasini yoying.

Accepted Answer

6a + 12b