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OpenStudy (anonymous):
Multiply and simplify: x + 11 over x + 3 times x squared minus 9 over x squared + 20x + 99
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OpenStudy (aroub):
x+11 x^2-9 = ---- * ------ x+3 x^2+20x+99 factor, x+11 (x-3)(x+3) = ---- * ----------- x+3 (x+9)(x+11) cancel, (x-3) = ---- (x+9)
OpenStudy (anonymous):
thank you for explaining
OpenStudy (aroub):
np ! and thanks for the medal :)
OpenStudy (anonymous):
no problem
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