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September 30, 2014

Search: Math - PreCalc (12th Grade)

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Math - PreCalc (12th Grade)
What is the value of this expression when n approaches infinity? 4−(4/n)+(5/n)+(15/3n^2) A) 20 B) 10 C) 5 D) 4 E) 1
March 21, 2014 by Shawna

Math - PreCalc (12th Grade)
What is the first natural number that causes the statement:(2+3)^n<=4^n+3^n to fail? A) 1 B) 2 C) 3 D) 4 E) 5
March 19, 2014 by Shawna

Math - PreCalc (12th Grade)
Use the inverse matrix to solve this system of equations: 4x+3y=7.5 7x+9z=14 4y-z=8.3 4,3,0 7,0,9 0,4,-1
March 21, 2014 by Shawna

Math - PreCalc (12th Grade)
Which equation represents a hyperbola whose foci lie at (2, 7) and (2, -3)?
March 24, 2014 by Anonymous

Math - PreCalc (12th Grade)
What is the slope of the tangent line passing through the point (2, 3) of the graph of this function? f(x)=x^2+2x−5 A) 1 B) 2 C) 3 D) 4 E) 6 f(2)=2^2+2(2)-5 f(2)=3 so is it c?
March 20, 2014 by Shawna

Math - PreCalc (12th Grade)
A fair coin is tossed 3 times in a row. If X is the number of heads counted, what is the mean of the probability distribution of X? A) 1.0 B) 1.5 C) 2.0 D) 2.5 E) 3.0
March 21, 2014 by Shawna

Math - PreCalc (12th Grade)
What is the left-hand limit of f(x)=|x−3|/x−3 as x approaches 3? A) 1 B) 2 C) 0 D) -1 E) -2
March 19, 2014 by Shawna

Math - PreCalc (12th Grade)
What is the right-hand limit of this function at x=2? g(x)=x^2−3/x−3 A) -1 B) 0 C) 1 D) 2 E) 3
March 19, 2014 by Shawna

Math - PreCalc (12th Grade)
How many different basketball teams of 5 players can be created from a group of 7 players?
March 24, 2014 by Anonymous

Math - PreCalc (12th Grade)
What is the first natural number that causes the statement 1 + 3 + 5 +... + (2n − 1)<=4n − 1 to fail? A) 2 B) 3 C) 4 D) 5 E) 6
March 19, 2014 by Shawna

Math - PreCalc (12th Grade)
If Sn represents the sum of the squares of the first n natural numbers, use proof by induction to find which of the following expressions for Sn is true? A) Sn = n(n − 1)/3 B) Sn = n(2n − 1)/3 C) Sn = n(n + 1)/3 D) Sn = n(n + 1)(2n + 1)/3
March 20, 2014 by Shawna

Math - PreCalc (12th Grade)
The function f(x) = 6x + 5 is defined over the interval [-1, 4]. If the interval is divided into n equal parts, what is the value of the right end point of the first rectangle?
March 21, 2014 by Shawna

Math - PreCalc (12th Grade)
What value must be defined for f(4) to remove the discontinuity of this function at x=4? f(x)=(x^2−16)/(x−4) A) 0 B) 4 C) -4 D) 8 E) -8 f(4)=(4^2−16)/(4−4) f(4)=0/0 you can't divide by zero. I don't understand the question.
March 20, 2014 by Shawna

Math - PreCalc (12th Grade)
How many 4-digit numbers are possible if the hundreds digit is 8 and if repetition of digits is allowed? A) 100 B) 1,000 C) 9,000 D) 900 E) 1,800
March 21, 2014 by Shawna

Math - PreCalc (12th Grade)
The function f(x) = 2x + 1 is defined over the interval [2, 5]. If the interval is divided into n equal parts, what is the value of the function at the right endpoint of the kth rectangle? A) 2+3k/n B) 4+3k/n C) 4+6k/n D) 5+6k/n E) 5+3k/n
March 21, 2014 by Shawna

Math - PreCalc (12th Grade)
What does this function show at x = 5? f(x)=x^2−25/x−5 A) removable discontinuity B) jump discontinuity C) infinite discontinuity D) continuity E) none of the above
March 19, 2014 by Shawna

Math - PreCalc (12th Grade)
The function f(x) = x2 − 5 is defined over the interval [0, 5]. If the interval is divided into n equal parts, what is the area of the kth rectangle from the right? A) [(2+k(5/n))^2+5](5/n) B) [(k(3/n))^2−5](5/n) C) [(k(5/n))^2+5](5/n) D) [(k(3/n))^2+3](5/n) E) [(k...
March 21, 2014 by Shawna

Math - PreCalc (12th Grade)
If Sn = 1 + 6 + 11 + 16 + 21 + 26...... where an = (5n − 4), what would be the mathematical expression represented by Sk + ak + 1? A) (k(5k − 3)/2)+ 5k + 1 B) (k(5k − 3)/2)+ 5k − 4 C) (k(5k − 3)/2)+ 5k + 2 D) (k(5k − 3)/2)+ 5k − 3 E) (...
March 20, 2014 by Shawna

12th grade
There are 300 students in 12th grade. What is the total population of the school?
March 29, 2010 by Anonymous

Math - PreCalc (12th Grade)
Which rectangular equation corresponds to these parametric equations? x = 0.2sec t and y = -0.25tan t A) 25x^2 − 16y^2 = 1 B) 25x^2 + 16y^2 = 1 C) x^2 − 16y^2 = 25 D) 25y^2 − 16x^2 = 1 E) 4x^2 − 16x^2 = 1
March 24, 2014 by Anonymous

Math - PreCalc (12th Grade)
If the length of the minor axis of an ellipse is 6 units and the length of the major axis is 10 units, how far from the center are the foci located? A) 4 units B) 2 units C) √4 units D) √8 units E) 5 units
March 19, 2014 by Shawna

Math - PreCalc (12th Grade)
If the distance covered by an object in time t is given by s(t) = 2t2 + 3t, where s(t) is in meters and t is in seconds, what is the average velocity over the interval from 2 seconds to 4 seconds? A) 15 meters/second B) 14 meters/second C) 13 meters/second D) 12 meters/second ...
March 21, 2014 by Shawna

Math - PreCalc (12th Grade)
Which statement about a uniform probability distribution defined on a given interval is true? A) The mean is always 0. B) The mean is always 1. C) The standard deviation is always 1. D) The mean is the midpoint of the interval. E) The standard deviation is equal to the width ...
March 21, 2014 by Shawna

12th grade maths
how to present math in different angles which represents depth of subject,easiness,empowerment,basics,logic,analyze,view of subject from back,view from front.Give multiple e.g.s .(just 11th & 12th)
August 20, 2010 by R_t

12th grade maths
how to present math in different angles which represents depth of subject,easiness,empowerment,basics,logic,analyze,view of subject from back,view from front.Give multiple e.g.s .(just 11th & 12th)
August 20, 2010 by R_t

english
- Computers - English - Foreign Languages - Health - Home Economics - Math - Music - Physical Education - Science - Social Studies GRADE LEVELS - Preschool - Kindergarten - Elementary School - 1st Grade - 2nd Grade - 3rd Grade - 4th Grade - 5th Grade - 6th Grade - 7th Grade - ...
January 8, 2010 by peter

11th grade
The students of litchfield High school are in grades 9,10,11,12. Of the students , 1/4th are in 9th grade, 1/3rd are in 10th grade, 1/6th is in 11th grade and there are 300 in the 12th grade, how many students are there all together?
November 6, 2009 by stefanie coplin

Math - PreCalc (12th Grade)
Which combination of limit properties is required to evaluate this limit? lim x->((24/x)-2x+2)^3 A) sum, difference, product, root B) sum, difference, product, power C) sum, difference, quotient, power D) sum, difference, quotient, root E) A limit does not exist.
March 20, 2014 by Shawna

12th Grade Math
How do you graph f(x)= ((x+5)(x-4)^(2))/((x-2)(x^(4))
October 27, 2009 by plato

12th grade - Math
P(x) = 3x^3 - 7x^2 - 4x + 2 P(1 + √ 3) =
September 12, 2010 by Jesse

12th grade math help!!!!
Who invented the lightbulb? Thanks
March 28, 2008 by McKenna

12th grade - Math
1.) Explain why |8-15i| = 17
September 1, 2010 by Eliza

Math - PreCalc (12th Grade)
Which statement is true for any linear system of two equations in two variables? A) The system is independent if the slopes of the two lines are equal. B) The system is inconsistent if the y-intercepts of the two lines are equal. C) The system is independent if the graphs of ...
March 20, 2014 by Shawna

12th grade math an
how do u solve this in analysis and funtion 7(b-6)=-12+b
November 15, 2009 by tierra

12th grade
can you please help me to do my math homework on geometry 7.5
April 5, 2010 by lachauncia

12th grade math
State the asymptote of the function g(x)=6^x-9
December 1, 2010 by Chrisy Morris

12th Grade Vocabulary Antonyms Practice
Does anyone know of a good place that I can practice 12th grade vocabulary antonyms?
February 1, 2014 by Angela

12th grade - Math
Solve by Factoring: 1.) x- x + 12 = 0 2.) 4x + 21x - 18x = 0 3.) x- x - x + 1
September 1, 2010 by Eliza

12th grade math
Identify the domain and range: 1.) y = x^2 / 4x^2 - 1 2.) y = -3 / (x+2)^2 + 1 3.) y = √-x^2
September 13, 2010 by Nicki

12th grade - Math
Identify the system as consistent, inconsistent or dependent. Explain your choice. 1.) 3x - 2y = 12 6x - 4y = 24 2.) x= -5 y= 4
August 26, 2010 by Liz

math 12th grade
1. convert polar equation to rectangular coordinates: r^2=4sin2theta 2. find the coefficient of x^5 in the expansion (x+2)(x+1)^8
January 18, 2012 by Rass

12th grade math
What is the distance between the origin and the point (5, 12)? If necessary, round your answer to two decimal places.
March 10, 2010 by shelby

12th grade
1/7+3/5
October 16, 2009 by Anonymous

12th grade
3X+3=3
July 5, 2010 by Lana

12th grade math!!!
what is the prime power factorizatopn of 554 706 758 514 844 830 788 677
September 17, 2008 by chris

Math (trigonometry)
MONDAY December 3, 2012 SCHOOL SUBJECTS Art Business Computers English Foreign Languages Health Home Economics Math Music Physical Education Science Social Studies GRADE LEVELS Preschool Kindergarten Elementary School 1st Grade 2nd Grade 3rd Grade 4th Grade 5th Grade 6th ...
December 3, 2012 by Sammy

senior courses
this is a reply to Ms.Sue's question yesterday. my college and career goals are to do with Foods. cooking, culinary arts .. but i don't think that i can chose my next year (12th grade) courses according to that, can i? those are my plans for college right now i'm having ...
April 29, 2009 by y912f

12th grade
How far a
April 20, 2009 by Anonymous

12th grade
what are substitutes
June 9, 2009 by elizabeth

12th grade
solve: 5/2x+1/4x=9/4+x
November 28, 2009 by Cassie

12th grade
RS=7a,ST=12a,RS=28
August 20, 2010 by Julian Lopez

12th grade
2x^2+6x-16 and 14x^2-3x-2
September 6, 2010 by factorising expressions

12th grade
How many moles are in 8.8*10 to the 34
December 7, 2010 by yuo

12th grade
Simplify completely: -3(4-9)+6-2(-8+5)
March 7, 2010 by mary

12th grade
factor completely x^4-16=0
March 7, 2010 by shawn

12th grade
cos x sin x
March 31, 2010 by Joseph

12th grade
how do I differentiate y=2sin8(x+(pi/4))-12?
April 29, 2010 by Belle

12th grade
make the subject (p) p+3=(pq+r)/2
September 6, 2010 by rearranging formulae

12th grade
solve (24e)^1/3 / (3e)^1/3
September 13, 2010 by gav

12th grade
deductive reasoning
October 6, 2010 by kerri

12th grade
the constitution and the changes
October 18, 2010 by Anonymous

12th grade
if cos Q=5/9, find 5/9
November 8, 2010 by chris

12th grade
what is genetic engineering?
November 17, 2010 by marcia

10th grade math
1.548937075 x 10 to the 12th. round the number to 3 significat figures. I thought I would respost this because the other one was getting confusing
August 19, 2008 by Rebekah

12th grade - Math
Explain. 1.) To solve x(x-5)=0 either factor may be equal to zero. 2.) | 8-15i | = 17 3.) The solution for x^2 = -2 cannot be found graphically. [any help or explanation is greatly appreciated]
August 26, 2010 by Liz

12th grade Math?
How would you factor 3x^3-4x^2+4x-1? P.S. Factor theorem does not work here.
October 12, 2008 by BioBabe

12th grade - Math
Justify your answer: 1.) Which line is steeper? y= 4/3x - 5 or y= 6/5x - 1 2.) Does the slope of line AB exist? A (-2,7) B (-2,-1)
September 9, 2010 by Mark

Math 12th grade
Find the sum of each infinite series, or state that the sum doesn'nt exist 1/7+5/14+25/28+
December 16, 2012 by Todd

12th grade
How do I find the height of a parallelogram?
September 25, 2008 by Anonymous

12th grade
the brochure is not very informing
June 11, 2009 by Anonymous

12th grade
the brochure is not very informative
June 11, 2009 by Anonymous

12th grade
how do i do linear programming in algebra 2?
November 22, 2009 by john

12th grade
what is the analogie for abject:miserable
May 24, 2010 by Kiara

12th grade
At 1p.m. I will be feeding the dogs. At the house.
September 28, 2010 by Renee

12th grade
How many moles of atom are in 47 atoms Ba?
November 8, 2010 by stef

12th grade
The trem hierarchy refers to
November 16, 2010 by Sam

statistics
Measures of Central Tendency,variability, and postion 12th Grade math class. organize the data 78,67,95,85,84,86,82,75,85,94,91,57,78,77,88,90,91,86,84,82,75,58,73,75. Then do 4 columns of Grades,Deviations,Squares,and Z-Scores
November 30, 2011 by Lisa

12th grade
how do you solve limits that have infinities!?
September 2, 2008 by Megan

12th grade
What ended the era of dual federalism?
September 21, 2008 by Casey

12th grade
Indication is to sign as cloud is to weather?
October 13, 2008 by Jen

12th grade
the product of 7over16, 4over3, and 1over2 is
February 11, 2009 by tina Johnson

12th grade
please help how to paraprhase the paradise lost
February 20, 2009 by migdalia

12th grade
maps of top 15 countries that trade with the U.s.
September 24, 2009 by Anonymous

12th grade
could some help me with my german homework, please?
September 24, 2009 by uopi

12th grade
the equation y= 6 sin(3x-1)pi+4 has a fundamental period at
November 15, 2009 by Anonymous

12th grade
which of the following proofread's mark is incorrect
November 21, 2009 by Anonymous

12th grade
What is answer to 2/3 to second power and how do I calculate
January 12, 2010 by Dylan

12th grade
solve: sec(1/4)X+"Square Root of 2"=0
April 19, 2010 by Jamie

12th grade
what tool hellps you create a database
June 1, 2010 by Joan

12th grade
How did the Revolution affect religion in America?
June 4, 2010 by corey

12th Grade Maths
simplify (e is positive) (24e)^1/3 / (3e)^1/3
September 13, 2010 by dave

12th Grade Maths
simplify (e is positive) (24e)^1/3 / (3e)^1/3
September 14, 2010 by daz

12th grade
how to calculate the mole fraction to hexan. Thanks
September 27, 2010 by Jan

12th grade economics
what does the process of specialization do for the economy?
October 2, 2010 by alexis

12th grade
small group that study bills
November 5, 2010 by samantha

12th grade
C6H8O7 + 3NaOH --> NaC6H5O7 + 3H2O
December 14, 2010 by ronald

12th grade
C6H8O7 + 3NaOH --> NaC6H5O7 + 3H2O
December 14, 2010 by ronald

12th Grade Calculus
how will you multiply y = ae^3x + be^-2x with dy/dx = 3ae^3x - 2be^-2x
January 22, 2012 by Akash

12th grade chemistry
What is the structure for ethyl ethanamide? (Ie. c-c-N-c-c) ??? Thanks
September 24, 2013 by Michaela

12th grade chem
wats the dif betn. H3PO3 and P(OH)3
December 12, 2008 by mukund

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