1.3. (a+b)(a-b)= a^2 - b^2
Authored by Hai PHAT
Mathematics
8th Grade
Used 1+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ចូរពន្លាតកន្សោមខាងក្រោម
ក) (x+2)(x-2)=...
x - 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ចូរពន្លាតកន្សោមខាងក្រោម
ខ) ( a + b ) ( a - b ) =...
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ចូរពន្លាតកន្សោមខាងក្រោម
គ) (2y-3)(2y+3)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ឃ)គណនា 108×92
9936
9906
9916
9926
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ង)គណនា 109×91
9919
9929
9939
99249
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