Valerryviz
Answered

1. 48ab+16a²=
2. 30m²-45m=
3. x²+5x+6=
4. y²-4x-21=
5. m²+4mn+4n²=
6. 9z²+3z²-2=

Sagot :

Jameskino25viz
1) [tex]48ab+16 a^{2} = 16a(3b+a)[/tex]

2) [tex] 30m^{2} -45m= 15m(2m-3)[/tex]

3) [tex] x^{2} +5x+6= (x+3)(x+2)[/tex]

4) [tex] y^{2}-4x-21= (y-7)(y+3) [/tex]

5) [tex] m^{2} +4mn+4 n^{2}= (m+2n)^{2} [/tex]

6) [tex]9 z^{2}+3 z^{2}-2= 12 z^{2} -2= 2(6 z^{2}-1) [/tex]

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