Question

simplify
4
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√7-√3
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Answer 1

√7-3

=4

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Answer 2

Answer:

Step-by-step explanation:

multiply and divide 4/√7-√3   by √7+√3`

= 4/√7-√3  x  √7+√3/√7+√3

=4(√7+√3)/(√7-√3)(√7+√3)

=(4√7+4√3)/((√7)sq - (√3)sq)

=(4√7+4√3)/7-3

=(4√7+4√3)/5

=4(√7+√3)/5

=(4/5)(√7+√3)