" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2*(-3)²+2²=
2*9+4=22
a)
4x-3y²-10x-4y²+8y²
y²-6x
b)
2x+(-3x+2y)-(6x+3y)
2x-3x+2y-6x-3y
-7x-y
c)
3+2(c+2d)-3(d-4c)
3+2c+4d-3d+12c
14c+d+3
d)
(2x-y)(4+3y)
8x+6xy-4y-3y²
a)
4a(a+2)
b)
3xy(3x-1)
2×9+4=22
2.
a) 4x-3y*-10x-4y*+8y*=4x-10x-3y²-4y²+8y²=-6x+y²
b) 2x+(-3x+2y)-(6x+3y)=2x-3x+2y-6x-3y=-7x-y
c) 3+2(c+2d)-3(d-4c)=3+2c+4d-3d+12c=3+14c+d
d) (2x-y)(4+3y)=8x+6xy-4y-3y²
3.
a) 8a*-4a*+8a=4a(4a-a+4)
b) 9x*y-3xy=3xy(6x-1)
2)
a) y²-6x
b)2x-3x+2y-6x-3y=-7x-y
c)3+2c+4d-3d+12c=14c+d+3
d)8x+6xy-4y-3y²
3)a) 4a(2a-a+2)
b)3xy(3x-1)