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Mathematics 20 Online
OpenStudy (anonymous):

find the limit as x approaches 0 (((√1 + 9x) − (√ 1 − 4x)) / x)

OpenStudy (anonymous):

Try multiplying by one in the form of √1 + 9x) + (√ 1 − 4x)) over itself.

OpenStudy (anonymous):

can you please show me

OpenStudy (anonymous):

and its minus not plus in between

OpenStudy (anonymous):

Correct. What I typed is the conjugate of the numerator expression.

OpenStudy (anonymous):

answer is 6.5

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