Expand:
(2x-1)²
Tricky Algebra MYP4
Quiz
•
Mathematics
•
9th Grade
•
Hard
Eugene Τsakos
Used 6+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Expand:
(2x-1)²
2x² - 2
2x² - 1²
4x² - 1
4x² - 4x + 1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Expand and simplify:
(4x+1)(4x-1)
16x² - 1
16x² + 1
16x² + 8x + 1
16x² - 8x + 1
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Expand and simplify (do not use spaces in your answer):
(3x-7)(2y-5)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factorize fully:
16x² - 49
4(x² - 12.25)
x(16x - 49)
(4x-7)(4x+7)
(16x-7)(16x+7)
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following can be factorised using the 'difference of two squares'?
x - 9
x² - 20
x² + 16
x² - 36
4x² - 9
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Factorize fully (do not use spaces in your answer):
2x² + 8x + 6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How could you factorize this:
x² - 20
(x-20)(x+20)
(x-10)(x+2)
(x+ ) (x- )
1(x² - 20)
No can do.
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