Pre Calculus
21,811 results, page 33

Social Studies
Which of the following groups would most likely not want to remain loyal to Great Britain during the preRevolutionary period? 
pre calculos
A statement Sn about the positive integers is given. Write statements Sk and Sk+1, simplifying Sk+1 completely. Sn: 1 + 4 + 7 + . . . + (3n  2) = n(3n  1)/2 please, can you help me I need the formula how to solve it. 
PreAlgebra, please help!
which of these non terminating decimals can be converted into a rational number? a. 0626226222... b. 0.0020220222... c. 0.123123123...*** d. 0.898998999... Am I correct? Thank you! 
Math / PreAlgebra
Seriously stuck on this: "Find the LCM of n^3 × t^2 and n × t^4?" 1) n^4 × t^6 2) n^3 × t^6 3) n^3 × t^4 4) n × t^2 Can anyone help? URGENT! NEED THIS ANSWERED TODAY! ASAP!! :( Thanks for your assistance in advance, NatR 
8th grade Pre Algebra
Seriously stuck on this: "Find the LCM of n^3 × t^2 and n × t^4?" 1) n^4 × t^6 2) n^3 × t^6 3) n^3 × t^4 4) n × t^2 Can anyone help? URGENT! NEED THIS ANSWERED ASAP!! :( Thanks for your assistance in advance, NatR 
PreCalc
Find the exact value of sin345 degrees using a sum or difference formula. I got (sqrt6 + sqrt2)/4. Is this right? 
Pre Algebra
My problem is evaluate the expression 1 11/16  (4 1/6)? 1) 27/16 + 25/6 = 81/48 + 200/48 = 119/48 = 2 23/48 2) 1 33/48 + 4 8/48 = 3 41/48 Have to do it two ways, why can't I get the same answer. What am I doing wrong? Thank you very much 
PreAlgibra
Find the radius of a cone with a height of 14 cm and a volume of 718.4 〖cm〗^3, use 3.14 for X and remember to show all work 
pre ap math
a toy rocket is launched from a platform that is 48 feet high. the rockets height above the ground is modeled by h=16t^2+32t+43. 
math pre calc
Suppose that (x,5/13) is a point in quadrant 2 lying on the unit circle. Find x. Write the exact value, not a decimal approximation. 
PreCalc
Help solving this please. I am unsure how to do it? Determine the domain of the following functions, write answer using interval notation. P( x )=log2(3x8) 
PreCalc
Use a graphing device to find all solutions of the system rounded to two decimal places. x3y=1 y=x^35x^2 There are 3 possible answers. Thank you! 
Pre calc
Find an equation of the parabola described and state the two points that define the latus rectum Focus at (0,4) ; Directrix the line y=4 
Pre calc
Use the Pythagorean identities rather than reference triangles. Find tanθ and cotθ if secθ = 3/2 and sinθ <0 Please help me , thanks so much 
math (calculus)
A room has dimensions 2.24 m (height) × 5.30 m × 6.55 m. A fly starting at one corner flies around, ending up at the diagonally opposite corner. (a) What is the magnitude of its displacement? (b) If the fly walks rather than flies, what is the length of the shortest path it ... 
PreCalculus
Which of the following statements best describes the domain of the functions sine and arcsin? A)Sine domain is all real numbers; Arcsin domain is all real numbers. B)Sine domain is restricted; Arcsin domain is all real numbers. C)Sine domain is all real numbers; Arcsin domain ... 
essay
During my four years in high school, I have taken a lots of classes to prepare for college. As I took ELD classes ( English Language Development ) during my freshman and sophomore year, I realized that I could not meet the college's requirement. So in my senior year, I decided... 
Statistics
In Professor Smith's statistics course, the correlation between students' total scores before the final exam and their final exam scores is r = 0.67. The preexam totals for all students in the course have a mean of 275 and a standard deviation of 26. The final exam scores ... 
senior courses
So far in high school i have taken geometry, algebra 2, and trigonometry. one of my friends is taking calculus and she says its way too difficult. and since i have alot of trouble in algebra and trig myself i don't think calculus would be the right choice for me next year. ... 
Calculus
Can someone show how to solve this problem Two vertical towers of heights 60 ft and 80 ft stand on level ground, with their bases 100 ft apart. A cable that is stretched from the top of one pole to some point on the ground between the poles, and then to the top of the other ... 
PreAlgebra Calculus
NEED HELP PLEASE Mixture Problems 1.Joe created a metal containing 40% platinum by combining two other metals. One of these other metals weighed 12 lb. and contained 45% platinum. If the other weighed 3 lb. then what percent of it was platinum? 2. 12 gal. of a saline solution ... 
calculus please help
what is the integral of x/(1+x^2)^2 dx This is a question of a past AP exam of calculus BC i know i have to use the substitution method where u=(1+x^2), du=2xdx. I have to find the integral but i'm just focused on the coefficient because i get a different answer for that part ... 
prealgebra
convert the units. Round the result to the nearest tenth. 1 2 years to months 2 168 days to weeks 3 1270 minutes to hours 
History/Eco
How did institutions diverge between China and the West? Reasons for it being the highest income p.c. pre 15th centruy and falling thereafter? 
PreCal(Please help!!)
Consider the function y=arcsin x. a) Use a grapging utility to complete the table. x = 1 0.8 0.6 0.4 0.2 y = ? ? ? ? ? I am not sure what to plug into the calculator to get the answer. 
precalc
Find a vector perpendicular to the plane containing the given points. (0,2,2), (1,2,3), and (4,0,1) My teacher was unable to finish the lesson, but I'd like to know how to solve this problem. 
PreCal(Please help)
Approximate the equation's soultions in the interval (o, 2pi). If possible find the exact solutions. sin 2x sinx = cosx I do not know where to start. 
ReAdInG sTraTEGieS
what is characterization based on? Please define these preffixes and suffixes: pre,re,com,non,ish,ward,less,ment,en,ize 
PreCal
Find the exact sine value of the angle in standard position whose terminal side goes through the point (1,5) I do not know when to start 
Pre Calc
Find the work done by a force F of 30 pounds acting in the direction (2,3) in moving an object 3 feet from (0,0) to the point in the first quadrant along the line y = (1/2)x. 
College PreAlgegra
1. Find the exact value of tan660 using the functions of 330deg. 2. Solve the equation 2sin^20+5sin0+3=0 on the interval 0<=0<2pi. 
math pre cal
What is the future, rounded to whole dollars, of $25,000 after 7 1/2 years, if money earns at an annual rate of 5.75% compounded continuosly? 
precalc
If the initial investment of 1000 doubles in value in 9.8 years find the rate for continous compounding. so the formula would be A=Pe^rt but where do the numbers go and how do u solve it? Thanks! 
Pre Algebra
4(x2)=3(1.5+x) Use Dis.Property Combine like terms Solve using inverse operations I just don't understand!Please explain 
PreCal (polynomials)
what is the general relationship between the degree of a polynomial function and the number of "bends" or relative maximum and minimum points in the graph? 
pre algerbra
direction use the given info to find the new amount wholesale price $13 and mark up percent 110% can you help me solve this please 
PreCalc/Math
Use factoring, the quadratic formula, or identities to solve cos(x)+1=sin^(2)x. Find all solutions on the interval [0, 2pi) 
Precal
A bicycle with 26 inch diameter wheels is traveling at 10mph, to the nearest whole number how may revolutions does each wheel make per minute? 
PreAlgebra
Bill purchased 4 pens for $3.32, including $.16 sales tax. Find the cost of 1 pen. I need this put into an equation with a variable. 
PreCal
How do you find the number of solutions(not all the answers) for each of the following equations 1) 2sec^2 4x  3sec4x =5 2) 2tan^2 12x +3tan12x 7 =0 3) 2sin^2 5x + 3sin5x +1 =0 
sy270
What questions should I ask the parents of four year old Clara about her sudden change of behavior and refusal to go back to preschool. 
pre algebra
Suppose that $2000 is invested at a rate of 5.1% , compounded semiannually. Assuming that no withdrawals are made, find the total amount after 7 years. 
pre calc
Over which of the following domains is f(x) = csc(0.1x + 1.2) defined at all points and invertible? a. x = [0,10] b. x = [10,20] c. x = [20,30] d. x = [30,40] I know it's either a or d since 20 is an asymptote, I'm just not sure which one. 
Pre Calc
Use the Pythagorean identities rather than reference triangles . Find tanθ and cotθ if secθ = 5/2 and sinθ <0. Please help ! Much appreciated !! 
Math (precalc)
log2(log4x) = 1 Solve the equation The bases are 2 and 4 respectively, I'm just not sure how to signify that on the keyboard. Thank you so much, help is really appreciated. 
Pre Calculus
When doctors prescribe medicine at equally spaced time intervals, they are aware that the body metabolizes the drug gradually. After some period of time, only a certain percent of the original amount remains. After each dose, the amount of the drug in the body is equal to the ... 
Calculus
This is my first calculus class and I am lost on how to answer these. The book isn't giving me a clear explanation for help. Any help someone could provide would be great! 1. Use a reference triangle to find the given angle. cos 1 (1/2) give an exact answer in terms of pi 2. ... 
prealgebra
which measurement is the largest. 14mm or 1cm 1cm is 10 mm. It is time you learned this. how do you do this??? you know?? 
precalc
what does multiplying a complex number by a real number do to its polar representation? 
pre algebra
how do you divide integers when one is a whole number and one is a decimal? 
Pre Cal.
Determine the slant asympotte [sic] for f (x) = (x^2  5x  3)/x My answer: (x^2  5x  3)/x = x  5  3/x The slant asymptote is y = x  5. 
pre calc
multiply and simplify (5wradical 3x)^2 sorry my computer has no radical key!! 
PreCal
solve cos 5 thetha cos 15 sin5theta sin 15 =squareroot of 3/2 Thank you 
Pre Calc
sin^2(x)  cos^2(x) = 1 + cos(x) the answer is equal to or greater than 0 and less than 2 pi 
pre algebra
the lengths of the sides of a triangle are 9,9 and 15. determine whether this is a right triangle? 
Math
If I bought an item for $80 on which there was a 30% markup, what is the formula to determine the premarkup price? 
math
I am doing pre algabra math and I am in 7th grade I need help to simplify the expression 
PreCal
Given the function f(x) = 2x^3 + 3x + 1, state the power function that it’s ends will resemble. 
science
Observe one hour in a classroom (preschool, prekindergarten, kindergarten 
Pre Calculas
how would you varify the following sinx+sinx cot^2x=cscx 
pre cal
Is the given function linear or nonlinear. If linear determine the slope. x y = f(x) 1 2 2 14 3 8 4 4 6 1 
Prealgebra
How would I explain to my friend why the quotient of x^8 and x^2 is x^6 and not x^4. She is questioning the rule. How do I explain? 
prealgebra
Find the product: (4k^5)(2k)^3 Is it 32k^8 or 32k^2 I don't know rather to add or subtract the 5 & 3. 
PreAlgebra
explain how the process of solving x/2=8 is different form the procss of solving x/4=8? 
Math pre algebra
3.5 pounds in 4 cubic inches; x pound in 1 cubic inch 
precalc
find all values of 2sin theta3csc theta=5 
pre algebra
Find the percent of decrease. original cost: $65; new cost: $5 
pre algebra
Find the percent of decrease. original cost: $65; new cost: $57.20 
pre algebra
Find the percent of decrease. original cost: $65; new cost: $57.20 
precalculas
what is the function whose graph is the graph of y=ã+4, but is reflected about the the xaxis. y= 
precal
change the exponential expression to an equivalent expression involving a logarithm. 4.1=a^2 
precal
find the center (h,k) and radius r of the circle and then find the intercepts, if any. 5x^2+30x+5y^2=0 
prealgebra
the perimeter of a pool is 150m. the width is 1/2 its length. what are the dimensions of the pool 
pre calc
C0rr missi0n kill name id real name die 
pre+calc
C0rr+missi0n+kill+name+id++real+name+die 
PreCalc/Calc
Which set of parametric equations corresponds to this rectangular equation? y=2x(x^2 / 10) A. x=4t, y=4t(t^2 /10) B. x=2t, y=8t(4t^2/10) C. x=2t, y=4t(4t^2/10) D. x=.5t, y=2t(t^2/10) E. x=t, y=t(t^2/10) 
pre+calc
C0rr+missi0n+kill+name+id++real+name+die 
Math Help? Check my answers.
Simplify 6 x 3 divide 3  1. PreAlgebra? Answers: 2 3 5 6 My answer: 5 
PreAlg
write a translation rule that maps point d(7 3) onto point d'(2 5) 
PreCalc/Trig...
Explain how the graph of the given function is a transformation of the graph of y=x^2 *y=x^2+7 
PreCalc/Trig...
Explain how the graph of the given function is a transformation of the graph of y=x^2 *y=(x+5)^2 
PreCalc/Trig
How would I solve this one? I just can't get this one. 6x^2+11x35=0 
Math Pre Calc Help
(cos^4x sin ^4 x)/(sin^2x)=cot^2x 1 How to prove true? 
pre calc
The variables x and y vary directly. When x=12, y=9. Write an equation that relates the variables. 
Pre cal
Simply the equation: 2x^4y^0z^2/(yz^2)^2 x 2zx^2y^4 Can you help? I got the denominator to be y^6 x 2z^5 x x^2 When I solved it, I got x^2y^6/z^3 
Prealgebra
Find the side length of a square that has an area of 36 square yards. 
pre algebra
what is 3y+2(7+x) First, we need to distribute. 2 times 7 is 14, and 2 times x is 2x, leaving us with: 3y+(14)+x 3y14+x 9(4m+1) 9(4m+1) 9(4m+1) 12.x= x=1 
precalc
How do you solve this inequality? 2x over 4 minus 5x+1 over 3 is greater than 3 
precalc
How do you find the asymptotes in general?? For example... f(x)=(1/2)^x, how would I find that? 
pre alg.
26 centimenters per sec. = _ meters per min. 
PreAlgebra
The problem is 6 + x/2 = 14 My answer is x = 16. The "correct" answer is 16 but I don't understand this solution. 
pre calc
sketch the graph y=abs(x)+2 then sketch over the y=x line. 
PreAlgebra
Please help! (a^2)63 (2x)^3 (p^2q)^3 5c(2cd)^3 4y(y62z)63 (12a^5)^2b^3 6a(ab)^7 (2d^2)^6(3)^3 please and thanc u! 
pre calc
Find the complement and supplement of each angle. 1. 40 degrees 2. 89 degrees 
PreAlgebra
The x coordinate is 0 and the ycoordinate is negative. Is the point in quadrant 3? Explain. 
prealgebra
didn't get a clear answer, i do not understand how to find the answer to this problem:2y=2x+10 
pre calc
find delta in each of the following case: tan delta=0.75 
PreCal
sqrt2 /10 Do I just leave this as sqrt2/10 or can I reduce it to sqrt1/5? 
pre alg
(4)cubed divided by (2)cubed 3(5)squared I got 67 am i correct? 
Pre cal
Find the exact value of Sin ( sin1. 9/41  cos1 (5/13)