Show:
factoring by grouping
factor. diff of squares
factoring perfect squares
factoring trinomials
100
8r^3-64r^2+r-8..... factor
What is (8r^2+1)(r-8)
100
4m^2-25
What is (2m+5)(2m-5)
100
16b^2-40B+25
What is (4b-5)^2
100
b^2+8b+7
What is (b+7)(b+1)
200
12p^3-21p^2+28p-49.... factor
What is (3p^2+7)(4p-7)
200
16n^2-9
What is (4n+3)(4n-3)
200
4x^2-4x+1
What is (2x-1)^2
200
n^2-11n+10
What is (n-10)(n-1)
300
2x^3+2x^2-30x-5... factor
What is (2x^2-5)(6x+1)
300
n^2-25
What is (n+5)(n-5)
300
49n^2-56n+16
What is (7n-4)^2
300
m^2+m-90
What is (m+10)(m-9)
400
6v^3-16v^2+21v-56... factor
What is (2v^2)(3v-8)
400
9x^2-1
What is (3x-1)(3x+1)
400
100x^2+180x+81
What is (10x+9)^2
400
n^2+4n-12
What is (n-2)(n+6)
500
63n^3+54n^2-105n-90
What is 3(3n^2-5)(7n+6)
500
a^4-9
What is (a^2+3)(a^2-3
500
10n^2+100n+250
What is 10(n+5)^2
500
n^2-10n+9
What is (n-1)(n-9)