1-1乘法公式_和的平方公式(1-15)
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Angela Cho
Used 2+ times
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(a+1)2=
a2+2a+1
a2+a+1
a2+2a+2
a+2a+1
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(a+3)2=
a2+6a+6
a2+6a+9
a2+3a+6
a+6a+9
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(a+15)2=
a2+30a+225
a2+30a+245
a2+15a+225
a2+30a+30
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(a+2)2=
a2+4a+2
a2+2a+4
a2+4a+4
a+4a+4
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(b+7)2=
b2+14b+14
b2+7b+49
b+14b+49
b2+14b+49
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(y+5)2=
y2+5y+25
y2+10y+10
y2+10y+25
y2+10y+5
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(x+10)2=
x2+20x+20
x2+20x+100
x2+10x+100
x+20x+100
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