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Just two trig questions I can't do for some reason :(. Thanks in advance. uhh. Sorry about the quality of the scan, my school decided to supply me with a Fitzpatrick book which has been around since 1986. Oh yeah, the fact that i slightly moved the book whilst scanning doesn't help either...

Um.. Just a few polynominal questions I can't do. Hope you guys could help :). Thanks in Advance. 1. The polynominal (a-2)x2+(b+7)x-(c-8) has 3 distinct zeroes. What are the values of a,b,c? 2. Show that the equation 2x3 -3x2-7=0 has at least one root in the interval 2< x <3 3. Given...

For some reason I cant get the right answer =/ could someone help :)? tahnks in advance

Anybody going unsw open day this saturday?

Just a quick question. In an exam if you are given Log 2, is it assumed that the the log has a base of 'e' or '10' ? I always thought it was 'e' but my friend thinks otherwise. =/. Thanks for the help.

Hey guys, sorry about this, but for some reason I can't remember how to integrate √(25-x²) Thanks in advance. <!--[if gte msEquation 12]><m:oMathPara><m:oMath><m:r>√</m:r></m:oMath></m:oMathPara><![endif]--><!--[if !msEquation]--><!--[if gte vml 1]><v:shapetype id="_x0000_t75"...