Saturday

December 3, 2016
Total # Posts: 27

**MATHS URGENT**

By making the substitution u =ln x show that the following equation has exactly one real-number solution: 9/ln x + ln x^4 =-12

*October 28, 2016*

**MATHS URGENT**

By making the substitution u=7^x and using part a, derive a hidden quadratic equation 7^(2x-1) +4×7^(x-1) -1/14 =0 and hence find all of the solutions to the above equation.

*October 28, 2016*

**math**

a(n) ____ occurs during the design process when one benefit is given is given up in order to obtain another thanks

*November 27, 2015*

**Grade 12 Calculus **

Evaluate each of the following. Show all your calculations. f" (0) if f(x) = 14x^2 + 3x − 6

*April 19, 2013*

**Grade 12 Calculus **

Evaluate each of the following. Show all your calculations. f" (1/3) if f(x) = −2x^5 + 2x − 6

*April 19, 2013*

**calculus**

Evaluate each of the following. Show all your calculations. f'(3) if f(x) = x^4 − 3x

*April 19, 2013*

**calculus (gr 12)**

The forward motion of a space shuttle, t seconds after touchdown, is described by s(t) = 189t − t^3, where " is measured in metres. a) What is the velocity of the shuttle at touchdown? b) How much time is required for the shuttle to stop completely? c) How ...

*April 19, 2013*

**Math**

THANKS ALOT DELIILIAH!!!!! XD

*September 5, 2012*

**Math**

THANKS ALOT DELIILIAH!!!!! XD

*September 5, 2012*

**math**

Thanks For The Help Ms. Sue! I almost passed the quiz!

*September 5, 2012*

**Polar equations**

write 3x-6y=-14 in polar form. round phi to the nearest degree

*April 20, 2012*

**math i need help please**

determine sums of following geometric sequences... A. -1/32+1/16-...+256 B. 50 over Σ 8(.5)^n-2 where n=1

*January 20, 2011*

**MATH I NEED HELP PLEASE! **

DETERMINE THE SUM OF THE FOLLOWING GEOMETRIC SERIES A. -1/32+1/16-...+256 B. 50 over Σ 8(.5)^n-2 where n=1

*January 20, 2011*

**MATH HELP ME NOW PLEASE!!**

DETERMINE THE SUM OF THE FOLLOWING GEOMETRIC SERIES A. -1/32+1/16-...+256 B. 50 over Σ 8(.5)^n-2 where n=1 HELP PLEASE!!!!!!

*January 20, 2011*

**statistics**

A multiple choice test has 20 questions with each having 4 possible answers with one correct. Assume a student randomly guesses the answer to every question. 1) What is the probability of getting exactly 9 correct answers? 2)What is the probability of getting less than 9 ...

*March 23, 2010*

**statistics**

Find the indicated binomial probabilities. Round to the nearest 3 decimal places. In a local college, 20% of the math majors are women. Ten math majors are chosen at random. 1) What is the probability that exactly 2 are women? 2) What is the probability that 2 or less women ...

*March 23, 2010*

**statistics**

Find the indicated binomial probabilities. Round to the nearest 3 decimal places. In a local college, 20% of the math majors are women. Ten math majors are chosen at random. 1) What is the probability that exactly 2 are women? 2) What is the probability that 2 or less women ...

*March 23, 2010*

**statistics**

I don't know how to begin this question and it is due tonight. I'm not looking for someone to give me the answer. I just need help with the formula that I use and how do I go about answering this? Is the formula: P = P(total subject) / P(OJ drinker over 40) Question: ...

*March 16, 2010*

**math**

thank you

*September 15, 2009*

**math**

is it 7^3?

*September 15, 2009*

**math**

here is a riddle: As i was going to Halifax, I met a man with 7 sacks, Every sack had seven cats, Every cats had 7 kits, Man,kits,cats , and sacks were going to Halifax? how many kittens were there? show your work by using powers.

*September 15, 2009*

**math**

what do you mean by square?

*September 15, 2009*

**math**

thank you so much! :)

*September 15, 2009*

**math**

Express each number as a power. a) 36 b)49 c)81 d)100

*September 15, 2009*

**math**

If marching bands vary from 21 to 49 players, which number of players can be arranged in the greatest number of rectangles?

*September 14, 2009*

**health project**

i am supposed to write about philosophy of health and it due tomorrow. can anyone give me ideas how i should start....plz... i know what to wrote in there but i just don't know how to start..... thanks!

*November 3, 2008*

**Science**

Why has it taken astronomers so long to discover the planet QUAOAR? Space is huge. The object is dim. Under high magnification, even a small amount of space takes a very long time to scan. Plus the object is moving so it's in a different place. That's one way such ...

*June 4, 2007*

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