Tagged Questions

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1answer
13 views

What should I type into the calculator (ti-nspire CAS)?

The times (in minutes) taken for students to complete a university test are normally distributed with a mean of 200 minutes and standard deviation 10 minutes. The p …
0
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1answer
11 views

TInspire CAS help

If wanted to do this on the CAS: A bag contains three white balls and seven yellow balls. Three balls are drawn, one at a time, from the bag, without replacement. The pr …
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votes
0answers
10 views

The CAS calculator got some weird output

when I typed: solve(5=p(q-1) and 12.5=p(q^2 -1),p,q) into the Tnspire CAS calculator, I returned an answer identical to my imput with the warning: more answers may exist. c …
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1answer
12 views

What are the most popular graphic calculators used in the maths subjects?

What are the most popular graphic calculators used in the maths subjects? TI89? etc
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2answers
187 views

Using the Ti N-spire Cas calculator to find the inverse of a function.

How can one find the inverse of a function on the ti n-spire CAS calculator? Say for example the inverse of f(x)=2ln(x-1).
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votes
3answers
1k views

VCE - Enter score of 90+ with only 5 subjects?

Is it possible to get a VCE enter score of 90 or more with only five subjects and not a language?
3
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2answers
193 views

How do I find maxima or minima on the CAS TI-Nspire calculator without ‘tracing’?

How do I find individual points on the CAS TI-Nspire calculator (like a maximum) without using the trace feature?
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1answer
181 views

What calculator programs should I have for the Methods exam?

What calculator programs should I have for the Methods exam on my TI-89 CAS calculator?
4
votes
1answer
37 views

Solve for x using your calculator. 2^x > 8

As per the Cambridge Essential Mathematical Methods 1 & 2 textbook, Solve for x using your calculator. Make sure the answer is correct to two decimal places. a). 2x > …