1) Factorize the following expressions: (i) 54x3y + 81x4y2 (ii) 14(3x – 5y)3 + 7(3x – 5y)2 (iii) 15xy + 15 + 9y + 25x iv) (x + y)2 – 4xy v) 30xy – 12x + 10y– 42) Solve for (4x2 – 100) ÷ 6(x + 5)3) Divide 10(x3y2x2 + x2y3z2 + x2y2z3) by 5x2y2z2.4)Simplify: 12(y2 + 7y + 10) ÷ 6(y + 5)
Answers
Answered by
2
Answer:
(i) 7x−42=7(x−6)
(ii) 6p−12q=6(p−2q)
(iii) 7a
2
+14a =7a(a+2)
(iv) −16z+20 z
2
=4z(5z
2
−4)
(v) 20l
2
m+30alm =2lm(10l+15a)
(vi) 5x
2
y−15xy
2
=5x(xy−3y
2
)
(vii)10a
2
−15b
2
+20c
2
=5(2a
2
−3b
2
+4c
2
)
(viii) −4a
2
+4ab−4ca =−4a(a−b+c)
(ix) x
2
yz+xy
2
z+xyz
2
=xyz(x+y+z)
(x) ax
2
y+bxy
2
+cxyz =xyz(ax+by+cz)
Answered by
0
Answer:
sorry I don't know
Similar questions