1). 9-x^2=
2). 4x^2 +81-36x =
3). 4y^2+16y+16
4). x^2-25 factor and simplify.
______
x+5
2006-12-10 09:41:35 · 6 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
1) (3 - x)(3 + x)
2) (2x - 9)(2x - 9)
3) (2y + 4)(2y + 4)
4) (x - 5)(x + 5)
2006-12-10 09:45:33 · answer #1 · answered by feanor 7 · 0⤊ 0⤋
1). 9-x^2=(3x)(3x)
2). 4x^2 +81-36x =
4x^2 -36x +81 = (2x - 9)(2x - 9)
3). 4y^2+16y+16 =
(2y + 4)(2y + 4)
4). x^2-25 factor and simplify.
x^2-25 = (x+5)(x-5) =
these are all perfect squares
2006-12-10 17:47:56 · answer #2 · answered by rm 3 · 0⤊ 0⤋
1) (3-x)(3+x)
2) (2x-9)(2x-9)
3) 4(y+2)(y+2)
4) x-5
2006-12-10 17:48:58 · answer #3 · answered by Adrian C 2 · 0⤊ 0⤋
1) (3-x)(3+x)
2) (2x+6x+9)^2
3) (2y+4)(2y+4)
4) (x+5)(x-5)
2006-12-10 17:46:33 · answer #4 · answered by Anonymous · 0⤊ 0⤋
1). (3-x)*(3+x)
2). (2X-9)**2
3). (2Y+4)**2
4). (x-5)*(X+5)
2006-12-10 17:50:40 · answer #5 · answered by anonimous 6 · 0⤊ 0⤋
dude, you do the homework. dont use this for others to do yours.
2006-12-10 17:43:44 · answer #6 · answered by rod_dollente 5 · 0⤊ 0⤋