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isabellemaine
24.06.2019 •
Mathematics
Limit x~0 (√x+4)-2 x solve it in detail
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Ответ:
Rationalize the numerator:
This is continuous at
, so we can evaluate the limit directly by substitution:
Ответ:
see #7 below
Step-by-step explanation:
7. ΔABC ≅ ΔDBC 7. SAS Similarity Theorem
A much easier way to prove these triangles are similar is to add either #3 or #5:
Statement Reason
3. ∠A ≡ ∠D 3. Corresponding Angles Postulate
or
5. ∠C ≡ ∠E 5. Corresponding Angles Postulate
to prove
7. ΔABC ≅ ΔDBC 7. AA Similarity Theorem