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    Quick Inequalties Q. Help!!!

    Not sure how to use Latex Solve the inequality x-3 ------- >=-2 x^2-x btw. the >= stands for greater than or equal to
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    sigh... more 3d trig

    wen i first got the sheet the question werent that hard but now with only 3 questions left its doing my brain in 17. The side of a hill faces due south and is inclined to the horizon at an angle a (alpha). A straight railway upon it is inclined at an angle B (beta) to the horizon. If the...
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    3d trig

    AT TWO POINTS A AND B, 400 METRES APART, ON A STRAIGHT HORIZONTAL ROAD, he summit of a hill is observed. At A it is due N with an elevation of 40 degrees; at B it is due W with an elevation of 27 degrees. Find the height of the hill to the nearest 0.1 metre.
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    IPT required?

    So im thinking of bachelor of business + IT combined degree my current subjects are 3 unit math adv. english physics software design and development business studies economics is ipt needed for the course i want to pursue? but in my grade many says that u rarely learn anything...
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    Indices Question

    Simplify the following expressing them with positive indices (q8 and 9) 8.a) 3^2n/15^n-1 + 25^2n-1/15^n-1 9.a) 4^-2 x 6^3 x 8^4 x 12^-2 b) 15^n+1/9n-1 x 25^n-2 x 25/9n-1 x 25^n-2 x 5^3n-4/9n-1 x 25^n-2 find the value of x that makes each of the following true: 11.i) 3/5^x+2 x...
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    need help on this question

    Cambridge mathematics 3unit year 11 Exercise 1G 11.g) A certain tank can be filled by two pipes in 80minutes. The larger pipe by itself can fill the tank in 2 hours less then smaller pipe by its self. How long does each pipe take to fill the tank on its own. Any help would be appreciated Thanks
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    such a thing?

    Hey i was wondering since im doin economics and IPT is there a course which involves both subjects in unsw or sydeny or uts? thanks
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