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1. 
(3a+2b) ²
A.
9+12+4
B.
9a²+12ab+4b²
C.
6a²+12ab+4b²
D.
9a+12b+4b²
2. 
(3m⁴-5n³)²
A.
9m⁶-30m⁴n³+5n⁵
B.
6m-30m⁴n³+5n⁵
C.
9m⁶-30mn³+5n
D.
6m⁶+30m⁴n³+5n⁵
3. 
(8x+3y)(8x-3y)
A.
64x²-9x²
B.
64-9x
C.
64x²-9x
D.
64x-9x²
4. 
(2m-3)(2m+3)
A.
-5
B.
4m+9
C.
4-9m
D.
4m-9
5. 
(m+n+p) ²
A.
m+ n+p+2mn+2mp+2np
B.
m²+ n²+p²+2n+2m+2np
C.
m²+ n²+p²+2mn+2mp+2np
D.
m²+ 2mn+2mp+2np
6. 
(x+y+w) ²
A.
x+y+w+2xy+2xw+2yw
B.
x²+y²+w²+2xy+2xw+2yw
C.
xy²+w²+2xw+2yw
D.
2x²+y²+w²+2xy+2yw
7. 
(x+4)(x-9)
A.
x²+5x-36
B.
x²+5x+36
C.
x²-5xy-36
D.
x²-5x-36
8. 
(x-3)(x-5)
A.
x²-8x+15
B.
x+8x+15
C.
x²+8x+15
D.
x²-15
9. 
(6m+5n)(8m+4n)
A.
48m²+24mn+40+20n²
B.
48m²+24mn+40mn+5n²
C.
14m²+24mn+40mn+20n²
D.
48m²+24mn+40mn+20n²
10. 
(5x+9y)(8x+4y)
A.
40x²+20xy+72xy + 36y
B.
40x²+20xy+72xy + 36y²
C.
40x+20xy+72xy + 36y²
D.
40x²+20xy+ 36y²