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Harry_the_cat replied to the thread Quadratic Formula.Yes you can show it algebraically as you have attempted. Steven G has shown you how to fix it up, so each statement is correct... -
To continue with what @blamocur stated, you should say that b2>0 and -4ac>0 so that b2 -4ac>0
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Correct you are! My response should have quoted the next line indicating that (1/3)^3 = 1/(27) ......NOT (1/81)
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Mmario99 replied to the thread surface integral.If you have a sloid Q that has a surface \partial{Q}, the flow direction across this surface is equal to the triple integral over this...
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Dr.Peterson replied to the thread t formulae integration by substitution problem.I started to say that, but then noticed the problem says "Give your answer as a function of t"! I get something very similar, using the... -
The Highlander replied to the thread Percentage Flat Roof Calculation Help Needed.@Clive35 I noticed your rounding errors when I was checking your results on my little calculator. When carrying out calculations like... -
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Steven G replied to the thread t formulae integration by substitution problem.Of course the answer is incorrect! You were given an integral in terms of theta, yet your answer is in terms of t. Maybe if you... -
The Highlander replied to the thread Percentage Flat Roof Calculation Help Needed.Looks OK to me. You do have some rounding errors but they only affect your final answer if it is rounded to more than 3 decimal places...
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CHi Can anyone out there help me please. I’m trying to calculate the percentage of flat roof on a house for insurance purposes as they...
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Kkhansaheb replied to the thread t formulae integration by substitution problem.How did you get that answer? Please share detailed work. You can post a "clean" legible photo of work.
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Dr.Peterson replied to the thread Home entry ramp slope.I presume, then, that you are not trying to build an ADA-compliant ramp; your slope is about 1:6 (which would be 9.46°), rather than the...
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When I wrote 'can you do any worse than that', I was asking a serious question. Just because the next ball had to be yellow doesn't mean...
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Steven G replied to the thread Maths help.When I wrote 'can you do any worse than that', I was asking a serious question. Just because the next ball had to be yellow doesn't mean...
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RRif replied to the thread Home entry ramp slope.Rif said: Well thank you Highlander for your time. I appreciate your assistance. Because of your inspiration my wife with limited...
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The Highlander replied to the thread Maths help.What a kerfuffle over a small joke I was making about semantics! 🤷♂️ The OP whom I suspect is just a child certainly doesn't need any...
