Pre- Calculus

21,305 results, page 30

pre-cal

Find the solution of the exponential equation, correct to four decimal places. 4^(2x − 1) = 6

Pre-Calc/Math

Given cos x=2/3 and 3pi/2<x<2pi, find the exact value of cos2x?

Pre-Calc

for the conic y=5x^2-40x+78 find an equation in standard form and its vertex, focus, and directrix

pre algebra

how do u know the answers shown on the computer for What do they call the international hoola hoop championships?are correct

Math, Pre Calc

Given that (+-2) and i are the roots of a 4th degree polynomical, find the equation. Please help! Thank you:)

High School, Pre Algebra

-1 3/7* (-3 2/3) A. 3 2/7 B. -5 5/21 C. 11 D. 5 5/21 I got A , but then I tried figuring it out again and I think the denominator is 21

pre-algrebra

needing to solve word problems with linear equatios, if there something to help work into them?

pre cal

How lnog will it take for an investment of $1000 to double in value if it earns 5% coumpounded weekly?

pre calc

What is the first natural number that causes the statement: (2 + 3)^n **less than equal to sign** 4^n + 3^n to fail? 1 2 3 4 5

pre algebra

what type of measurement would you use to describe the amount of water a pot can hold?

Pre-Calc

Given the one point function (3,9) (in other words f(3)=9) Identify the following transformations f(2x) -3(f(x-4))+1 f(5x+3) 4f(-x)

pre-calc

The sum of two numbers is radical 3. Find the largest possible value for their product

pre-calc

The sum of two numbers is radical 3. Find the largest possible value for their product

pre-calc

The sum of two numbers is radical 3. Find the largest possible value for their product

Math Pre Cal

Find the values of the trigonometric functions of è from the information given. cot è = 1/2 , sin è < 0

pre calc

Find all solutions of the equation tan^5 x - 9tan x =0. The answer is Ak\pi where k is any integer, the constant A= ??.

pre algrebra

simplify one half plus two thirds divided by three fourths

Math (College Pre-Cal)

Find a formula for(f o g)(x)assuming that f(x)= e^(4-7x)and g(x)= ln(x). Give your answer in the simplest form.

Health/profession

If I wanted to become a cardiovascular surgeon, would I take pre-medicine for osteopathic?

Pre-Algebra

How do you solve 4x+4=9x-36? I understand that you need to get the variables alone but to I add or subtract 9x to both sides?

Pre-Calc/Trig

Helpp please State the domain and range of each of the following functions: 1. f(x)=1/(x+3) 2. g(x)=√x+6 3. h(x)=x^3+2x+5

Pre-Calc/Trig...

Am i correct? A vertical shift is an example of a non-rigid transformation. True

Pre-Calc/Trig

I have looked this up, but still cant figure out what it is.. What is the projectile motion function?

Pre-Algebra

Use the formula d = rt. Find t for r = 46.6 m/h and d = 456.68 m. Show your work. This question is not multiple choice

Pre-Calc/Trig...

Help me please Is the given linear expression a factor of the polynomial? Show work. f(x)=2x^3+x^2-5x+2; x+2

Pre-Calc/Trig

Help me please. List all possible rational zeros for the polynomial function. p(x)=3x^3-2x^2-5x-2

Pre-Calc/Trig

Identify the asymptotes, removable discontinuities, and intercepts for the graph of the function. d(x)=(x^2-12x+20)/3x

Pre-Calc/Trig...

Which of the following could be an example of a function with a domain (-oo,oo) and a range (-oo,2)? Check all that apply. A. y= -(3)^x+2 B. y= -(3)^x-2 C. y= -(0.25)^x+2 D/ y= -(0.25)^x-2

physic

. A 475 kg pre-stressed concrete beam is to be raised 10.0 m in 24.0 s. How many kilowatts of power is needed for the job?

physic

A 475 kg pre-stressed concrete beam is to be raised 10.0 m in 24.0 s. How many kilowatts of power is needed for the job?

Pre-Algebra

How many total blocks would be needed to build the model for the given base plan? [2] [1] [3] [1] [2] [2] a) 5 b) 11 c) 6 d) 12

Pre-Calc

What are the asymptotes of the hyperbola (x+1)^2/4 - (y-2)^2/1 =1 I'm homeschooled, so the concept is hard to grasp. Show steps please.

Pre-Calc.

What are the vertices of the hyperbola x^2/9 - y^2/4=1 I'm not sure of how to start or what equation to use. Show steps please.

Pre Algebra

Use multiplying by 1 to find an expression equivalent to nine fourths 9 4 with a denominator of 3232xx.

Pre-Calc

Find the point (x, y) on the unit circle that corresponds to the real number n. n = 5pi/3 (x, y) = ? Is it (1/2, -sqrt3/2)?

pre-cal

find the constant c such that the denominator will divide evenly into the numerator x^4+10x^2+c/x+i

Pre Algebra

Which polynomial does the model represent? –x³ + 2x² – 3x + 2 x² + x – 2 –x² – x + 2***** –x² + x – 2 Can someone please help me @Ms.Sue @Reed @WriteTeacher

Math (pre-celc 12)

Find x: 2(5)^x=3^(x+1) I'm not sure what to do with the 2. I think I need to write the equation as log5^2x=log3^(x+1), but I don't know. Thanks

Pre-Algebra

Use the Associative Property of Addition to find the total of 1, 10, and 18 in two different ways. A. 1 + 10 + 18 = 11 + 18 = 29; 10 + 18 + 1 = 28 + 1 = 29 B. 1 + 10 + 18 = 11 + 18 = 29; 18 + 10 + 1 = 28 + 1 = 29 C. (1 + 10) + 18 = 11 + 18 = 29; 1 + (10 + 18) = 1 + 28 = 29 D...

Pre-calc

Determine the ordered pair that lies on the unit circle corresponding to csc(5π/6). Thank you.

Pre-algebra

a coin is tossed and a number cube is rolled. What is the probability of tossing heads and rolling a 3 or a 5

pre-calc

Solve for t if 0<t<2pi Note: both are less than or equal to . Please help!! I am not sure what I should do.

pre algebra PLZZZ help

Why do you have to use estimation to find the number of triangles you need for the string?

Pre Algebra

Translate the word phrase into a variable expression: the sum of 16 and 4 times a number

Pre-calc

Calculate the period of sin(x), tan(x), sin2(x) and tan2(x). Please explain throughly.

pre calc

-1less or equal to x less then 4, state raltion represented by y=[2x]+1 by listing ordered pairs

Pre-Algebra

List three different ways to write 511 as the product of two powers

Pre Algebra

What is the solution to -55+q=7? P.S if you happen to Have any more answers to the other questions that is greatly appreciated

pre algebra

what is the first five terms of the the following recursively defined sequence with the steps please. a=1;=3a

pre-calculus honors

Generate a function that models the situation. Consider the type of function described—it is not linear! A shipping company charges $4 for the first pound and $3 for each additional pound or part thereof. As you try to come up with the equation, consider the following: -How ...

Pre-Calculus

I posted this question about an hour ago, got a response but still confused. Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round your answers to one decimal place. Below, enter your answers ...

Calcuslus-Calculus-Calculus

A rocket arises from its launching pad with a velocity given. By 0.1 h m/s ,where h m is the height reached by the rocket at that time.the rocket is obserrvved from 2000 m away from the launch pad.at. What rate is the distance of the roocket from observer channging when the ...

Maths (Calculus)

A current i = 50sin 100πt mA flows in an electrical circuit. Determine, using integral calculus, its a) Mean Value b) RMS Value each correct to 2 decimal places over the range t = 0 to t = 10 ms I need to do this two way so I was thinking of using the trapezoidal rule and...

biology

List 5 functions of protein in the body. Thanks in advance. Since this is not my area of expertise, I searched Google under the key words "protein functions" to get these possible sources: http://en.wikipedia.org/wiki/Protein (Broken Link Removed) http://www.faqs.org/nutrition...

calculus-add

(2y-1)dy/dx=(3x^2+1) given that x=1 when y=2 plz show step thanks 2) (a)find the general solution of the equation (x-2)dy/dx+3y(x-1)/(x+1)=1 b)given the boundary condition y=5 when x=-1,find the particular solution of the condition given in (a) a little help would do thanks i ...

Algebra/Pre-calculus (Quadratic Equations)

A theatre company allows a group of 10 people to buy theatre tickets at a price of $28 per person. For each person in excess of 10, the price is decreased by $2 per person for everyone down to a minimum of $10 per person. What number of people will produce the maximum revenue ...

math-calculus

30/x^2-25 = 3/x-5-2/x+5 i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula? math-calculus - Steve, Saturday, January 7, 2012 at 3:38pm First, you have to simplify properly: 30/(x^2-25) = 3/(x-5) - 2/(x+5) 30 = 3(x+5) - 2(x-5) You were ok ...

pre calc

Is there any complex numer that is equal to its conjugate? a+bi=a-bi????? precalc 11th grade a+bi=a-bi ---> 2 bi = 0 ---> b = 0 So, the imaginary part has to be zero.

Pre Cal

How Much must be invested now, at 3.75% interest, compounded monthly to have $37,500 in 22 years? thanks

Pre Algebra 7th Grade

How do I simplify the following expressions by collecting like terms? 2x-9+x=? 6x-4j+3y=? 4x+15+2x-x+9+? j-k-j+3k= 5r+3r+4rt= 7yz+yz=

pre- algebra

Use the digits 1-9 in order. Insert operation signs and grouping symols to get a value of 100.

pre cal HELP

lim (x+x^2)/3x x->0 i need to factor it first then find the limit and the answer is 1/3. I just don't know how to work it out.

math, pre-statistics

Two dice are rolled. What is the probability that result is not doubles?(Round to the nearest thousandth)

Pre-Cal.

Which of the following results in the graph of f(x)=x^2 being expanded vertically by a factor of 3 and? reflected over the x-axis? a. f(x)=1/3x^2 b. f(x)= -3x^2 c. f(x)= -1/x^2 +3 d. f(x)= -1/3 x^2

pre calc need help

Find the indicated function value. Do not use a calculator. tan 180 degrees

Pre-Algebra

Need help with this- If the surface area of a sphere is 64pi what would be it's radius and volume? formula:: V= 4/3*pi*r^3 [i think] Thanks -MC

random

is there a good website where i can purchase educational or any sort of videos for pre-k and kindergarten kids to watch ? please help me thanks

10th grade Pre APworld history

WHAT TYPE OF GOVERNMENT DID SHANG HAVE DURING 8000 B.C.E-600 C.E

Pre-Cal

Solve 5sinx=-4cosx for 0 less than or equal to x <2pi answers to nearest hunderth of a radian

Pre-Cal

1)(1-cos^2x)(csc x) ? Is this equal to sec x? 2) Expand: log7 3 sqrt x / x^2y 3) Find and simplify: f(g) F(x) = x^2 + 2x g(x) = 2x x^2 + 2x(2x) = x^2 + 4x Is this correct?

Pre-Cal

Identify the following features of the graph of g(x) = (3/2)^x+2 A) Asymptotes B) Intercepts C) Increasing or decreasing I really do not know how to find these

help plz

2}select the best definition for the word senile. a.pre-eminent b.priority c.old age d.clear

computers

Write an algorithm, in English, to solve the following problem. Be sure to include pre- and post-conditions!

pre-Algebra

The Downtown Theater has 1 ticket window. In how many ways can 3 people line up to buy tickets? _____

pre Algebra

Sam traveled 570 miles in 8.5 hours. Find the unit rate to the nearest hundredth.

pre algebra

find the volume of each solid. if necessary round to the nearest tenth. cube: side 8.5inches

pre algebra

two number cubes are rollede. what are the odds of getting s sum less than 7? is the answer 15 correct ?

Pre Calc Trig

Verify the following: tan( a + p/2) = -cot a a= alpha and p= pie since I do not have that button.

pre calc

Determine between which consecutive integers one or more real zeros of f(x) = –x3 + 2x2 – x – 5 are located

8th grade pre-algebra

how to use a grid and lenghts of line segments to give a geometric argument

Pre-Calc

I am stuck solving this problem, any help please..Many thanks find all numbers x that satisfy the given equation ln(2x) ------- =2 ln(3x)

Pre Algebra

I need help figuring out simple interest and the balance of an account. Example P = $525, r = 6%, t + 9 years

Pre Algebra

I need help figuring out simple interest and the balance of an account. Example P = $525, r = 6%, t + 9 years

teaching

hello. i need help starting a pre-iep outline. i have never seen one before. thank you.

pre algebra

Two 6-sided dice are rolled. Find the odds of rolling s sum that is a prime number

CRYSTAL VIOLET HYDROXYLATION REACTION

does anyone have the spartan pre-lab images/info they'd like to share? :)

pre calc

find exact solution algebraically and check it by substituting into the original equation. 2(10^-x/3)=20 logtiny4(x-5)=-1

pre-algebra

Given the linear equation y=-5x-2. Find the y-coordinates of the points (-1), (-2), and (1). Please show all of your work.

Pre-Calc

x<log(lower number=6)144 I know you would do log144/log6, but I'm not sure if the sign is switched or not.

Pre-Calc

Can someone explain how to graph polar coordinates on a TI-84 Plus calculator-I can't find the directions anywhere Thank you

pre cal

Find f of g of h and state the exact domain. f(x) = sqrt x g(x)= e^x - 13e^x/2 + 42 h(x) = 2x I need help on this one bad! Please help!

pre-algebra

When a baseball is hit it comes in contact with the bat for 0.001 seconds.Write that as a negative exponet?

Early Child Educationand After-School Day Care

Whi are pre-primer programs desinged for?

Pre-Calc

Solve the multiple angle equation in the interval (0, 2ð) tan2x=-1 Do i have to divide the 2 to the other side?

pre algebra

Find the amount of simple interest earned in 3 years. Principal: $460 Annual rate: 3.5%

Pre-Algebra(7th Grade)

I don't know how to do area on a shape if it has missing numbers.. .also i need help on division with decimals...

Pre Algebra

If you have 256 ft of fence for your yard. The lenth is 12 feet longer than twice the width. What are the dimensions?

Pre-Cal.

use the complex zeros to give fully factored form, the first factor needs a x in it : (-3) (-2i)(x+2i)

Math (College Pre-Cal)

For given functions f and g find formulas for a)f o g and b)g o f. Simplify results as much as possible. f(x)= x+7/x-13 , g(x)= 1/x+1

Pre-Cal

If I have -30degrees in the 4th quarter of a graph, how do i figure out the positive equivalent of that angle?

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