1.)2x(5x-6)
=2x×5x-2x×6
=10x²-12x
2.)(5x)(3x³+4x-3)
=5x×(3x³+4x-3)
=15x⁴+20x²-15x
3.)(4x+3)(6x²-x+2)
=4x×(6x²-x+2)+3(6x²-x+2)
=24x³-14x²+8x+18x²-3x+6
=24x³+14x²+5x+6
4.)(3x²+2)(5x²-3x+4)
=3x²×(5x²-3x+4)+2(5x²-3x+4)
=15x⁴-9x³+12x²+10x²-6x+8
=15x⁴-9x³+22x²-6x+8
5.)(2x-4)(x²+4xy-6)
=2x×(x²+4xy-6)-4(x²+4xy-6)
=2x³+8x²y-12x+4x²-16xy+24
1.)(x+1)(x+3)
=x×x+3x+x+3
=x²+3x+x+3
=x²+4x+3
2.)(2x+5)(2x-1)
=2x×2x-2x+5×2x-5
=4x²-2x+10x-5
=4x²+8x-5
3.)(5x-1)(7x+3)
=5x×7x+5x×3-7x-3
=35x²+15x-7x-3
=35x²+8x-3
4.)(6x+2)(3x+4)
=6x×3x+6x×4+2×3x+2×4
=18x²+24x+6x+8
=18x²+30x+8
5.)(4x-4)(5x-3)
=4x×5x-4x×3-4×5x-4×(-3)
=20x²-12x²-20x+12
=20x²-32x+12
Step-by-step explanation:
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
ANSWER:
ACTIVITY 1
1.)2x(5x-6)
=2x×5x-2x×6
=10x²-12x
2.)(5x)(3x³+4x-3)
=5x×(3x³+4x-3)
=15x⁴+20x²-15x
3.)(4x+3)(6x²-x+2)
=4x×(6x²-x+2)+3(6x²-x+2)
=24x³-14x²+8x+18x²-3x+6
=24x³+14x²+5x+6
4.)(3x²+2)(5x²-3x+4)
=3x²×(5x²-3x+4)+2(5x²-3x+4)
=15x⁴-9x³+12x²+10x²-6x+8
=15x⁴-9x³+22x²-6x+8
5.)(2x-4)(x²+4xy-6)
=2x×(x²+4xy-6)-4(x²+4xy-6)
=2x³+8x²y-12x+4x²-16xy+24
ACTIVITY 2
1.)(x+1)(x+3)
=x×x+3x+x+3
=x²+3x+x+3
=x²+4x+3
2.)(2x+5)(2x-1)
=2x×2x-2x+5×2x-5
=4x²-2x+10x-5
=4x²+8x-5
3.)(5x-1)(7x+3)
=5x×7x+5x×3-7x-3
=35x²+15x-7x-3
=35x²+8x-3
4.)(6x+2)(3x+4)
=6x×3x+6x×4+2×3x+2×4
=18x²+24x+6x+8
=18x²+30x+8
5.)(4x-4)(5x-3)
=4x×5x-4x×3-4×5x-4×(-3)
=20x²-12x²-20x+12
=20x²-32x+12
Step-by-step explanation:
HOPE IT HELP^_^