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Year 8
Algebra
Year 8
Learn With an Example
Questions
1
/
10
Time
Score
00
Multiplying A Binomial And A Trinomial
Multiply: (6x-8)(5x
2
+3x-2)
30x
3
-22x
2
-36x+16
30x
3
-22x
2
-36x
Multiply: (2x+2)(2x
2
+3x+1)
4x
3
+10x
2
+8x+2
4x
3
+10x
2
+8x
Multiply: (-5x
2
+6x)(3x
2
+7x+10)
-15x
4
-17x
3
-8x
2
-15x
4
-17x
3
-8x
2
+60x
Multiply: (15x
4
-x
2
)(4x
3
+5x
2
+9)
60x
7
+75x
6
-4x
5
+130x
4
-9x
2
60x
7
+75x
6
-4x
5
+130x
4
Multiply: (16xy
2
-5x
2
y)(11x
3
+2y
3
-5x
2
)
-55x
5
y+176x
4
y
2
-10x
2
y
4
+32xy
5
+25x
4
y-80x
3
y
2
-55x
5
y+176x
4
y
2
Multiply: (4x-5x)(100x
5
-7x
2
-10)
-100x
6
+7x
3
+10x
-100x
6
+7x
3
Multiply: (-12x+y)(8x
2
y+9xy+10xy
2
)
-96x
3
y-112x
2
y
2
+10xy
3
-108x
2
y+9xy
2
-96x
3
y-112x
2
y
2
Multiply: (11x
2
+3x
4
)(-7x
2
+4x
3
+10x)
12x
7
-21x
6
+74x
5
-77x
4
12x
7
-21x
6
+74x
5
-77x
4
+110x
3
Multiply: (9x
2
yz
2
+9xy
4
z)(10x
2
yz+10xy
2
z+105xyz
2
)
90x
3
y
5
z
2
+90x
2
y
6
z
2
+945x
2
y
5
z
3
+90x
4
y
2
z
3
+90x
3
y
3
z
3
+945x
3
y
2
z
4
90x
3
y
5
z
2
+90x
2
y
6
z
2
+945x
2
y
5
z
3
Multiply: (-7x^3-3)(7x
3
-8x+4)
-49x
6
+56x
4
-49x
3
+24x-12
-49x
6
+56x
4
-49x
3
+24x
Incorrect
Great!
It is done.