ROBYATES27 ROBYATES27
  • 15-08-2017
  • Mathematics
contestada

What is the following product? (√14-√3)(√12+√7)

What is the following product 143127 class=

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choixongdong
choixongdong choixongdong
  • 15-08-2017
(√14-√3)(√12+√7)
= 2√42  + 7√2 - 6 - √21
answer is A. first one
Answer Link
kphung76127
kphung76127 kphung76127
  • 15-08-2017
Foil when multiplying 2 binomials.

First:
√14*√12= √14* 2√3= 2√42

Outer:
√14*√7= √98= 7√2

Inner:
-√3* 2√3= -2√9= -2(3)= -6

Last:
-√3* √7= -√21

Final answer: 2√42+ 7√2 -6 -√21
Answer Link

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