How do you simplify #(8+sqrt4)((-2+sqrt4)#?

Question

1877 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-06-25T06:17:07

#= 0, -24#

#(8 + sqrt4 ) * (-2 + sqrt4)#

#=> -16 - 2sqrt4 + 8 sqrt4 + 4, " removing brackets and multiplying"#

#=> 6sqrt 4 - 12 = +- 12 - 12 = 0, -24#

Answer 2 · 2018-06-25T06:21:16

#-12+6sqrt4#

1.Multiply

#8*-2+8*sqrt4+(-2)*sqrt4+(sqrt4)^2#

Simplify

#-16+4+8sqrt(4)-2sqrt(4)#

Collect like terms

#-12+6sqrt4#

#-12+-12#

#0,-24#