lovebites19971 lovebites19971
  • 25-04-2016
  • Mathematics
contestada

what is the product of (4x+3)(-2x-5)

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SmarticalParticals
SmarticalParticals SmarticalParticals
  • 25-04-2016
Use the FOIL method

First 4x × -2x = -8x^2
Outside 4x × -5 = -20x
Inside 3 × -2x = -6x
Last 3 × -5 = -15

-8x^2 - 20x - 6x -15 =

Combine like terms

-8x^2 -26x -15
Answer Link
chinnu2
chinnu2 chinnu2
  • 25-04-2016
4×3=12
and -2×-5=10
and there product is
12×10= 120
Answer Link

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