whoever answer this questions i will mark as brainlist plz answer these questions!plz!
Answers
multiply
1 .(2x+1)(3x-1)
=2x(3x-1)+1(3x-1)
=6x^2-2x+3x-1
=6x^2+x-1
2=(x+2)(4x-3)
=x(4x-3)+2(4x-3)
=4x^2-3x+8x-6
=4x^2+5x-6
3=(5x-2)(3x+1)
=5x(3x+1)-2(3x+1)
=15x^2+5x-6x+2
=15x^2-x+2
4 (2x-4)(5x-1)
=2x(5x-1)-4(5x-1)
10x^2-2x-20x+4
=10x^2-22x+4
1 divide
x-1)2x4+3x3-5x2+4x-1(2x³+5x2+1
-2x4-+2x3
5x3-5x2+4x-1
5x3-+5x2+4x-1
4x-1
4x-4
+3
2
x-2)x⁴-2x³-3x²+4x+1(x³-3x-2
-x⁴-+2x³-3x²+4x+1
-3x²+4x+1
-+3x²+-6x
-2x+1
-+2x²+2
v. -1
3
x-4)3x³-57+4x-1(3x²+12x+52
-3x³-+12x²
12x²-57+4x-1
- 12x²-48x
52x-58
52x-208
150
4
x-3)2x5 -x⁴-4x³-5x²+4x-1(2x⁴+x³-x²-8x+28
2x5-2x⁴
x⁴-4x³-5x²+4x-1
x⁴-3x³
-x³-5x²+4x-1
-x³+3x²
-8x²+4x-1
-8x²-24x
28x-1
28x-84
83
Answer:
2.1 6x^2-2x+3x-1
2.2 4x^2-3x+8x-6
2.3 15x^2+5x-6x-2
2.4 10x^2-2x-20x+4