# Pre- Calculus

21,537 results, page 31

### 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?

### Pre cal

determine the function f whose graph is given the vertex is (3,-13) and the y intercept is -4 how whould i work this out

### Pre-Calc

How would you go about finding all the solutions of the equation. I just don't know where to start. 2cos2theta-root3=0

### pre cal

For a normal curve, what percentage of values falls beyond two standard deviations from the mean?

### Pre-cal

Simplify: A) log(x+1)+3logx B) 2log4np-3log4p C) 2ln(3x)+ln(5x)-ln6xy D) 22log10+log1000-log1

### Pre-Calc/Trig

Use Descartes' rule of signs to describe the roots of the polynomial function. m(x)=x^3+3x^2-18x-40

### pre calc

Use the derivative of f(x) = 6x7 + 7x6 to determine any points on the graph of f(x) at which the tangent line is horizontal.

### Pre-Calc/Trig

Go over this with me please, I forgot how to do it. Solve the polynomial equation. 15x^3-119x^2-10x+16=0

### Pre-Calc

Through how many radians does a circle of radius 1 foot rotate if it rolls 10 feet down the road?

### pre-calc

Solve the system of equations using matrices. Use Gaussian elimination with back- substitution. x+y+z = -5 x-y+3z = -1 4x+y+z = -2

### pre-calc

Solve the system of equations using matrices. Use Gaussian elimination with back- substitution. x+y+z = -5 x-y+3z = -1 4x+y+z = -2

### pre cal

Can you simplify (2x^-4 y^-1 times 2y^4 z^-1)^-2/ 2yx^3 z^0 I got the numerator to be 16x^16 y^17 z and then divided by the denominator to get 8x^13y^16z

### Pre-algebra

Explain why the point-slope formula cannot be used to find the equation of a line that is parallel to y-axis?

### 8th Grade Pre-algebra

3. Select all of the numbers that are correctly written in scienctific notaton A)42 x 10^5 B) 1.1 x 10^4 C) 7.0 x 20^4 D) 6.01 x 10^-4 E) 18.0 x 10^3 4. Simply (2.0 x 10^4)(3.0 x 10^3) A)6.0 x 10^7 B) 6.0 x 10^12 C) 6.0 x 10^5 D) 6.0 x 10^43 5. (7.0 x 10^6)+(2.0 x 10^6) A)9.0 ...

### Pre-Calc

Solve for 0 <= x < 2pi. csc^2 (x) = 4 I know one answer is pi/6. Would the others be 5pi/6, 7pi/6, and 11pi/6?

### Pre-Calc Question

I may be missing something obvious here, but why is an expression such as sqrt-4 always simplified as 2i and not -2i?

### Pre-algebra

PLEASE SHOW ALL STEPS 15-(4m-5)=32 I am just so pleased with this website I love it soooooooooooo much

### penn foster child care

A pre schooler should drink ____________ ounces of milk each day

### Geometry

Triangle XYZ is the pre-image with vertex X(-6,-4). Given the algebraic rule for the composition,t(3,5) R(270 ,cc) , what are the coordinates of X’?

### Pre algebra

Write each of the following expressions without using absolute value. |x−y|, if x<y I reall don't get this please help

### Math

And which situation what do you need a percent less someone to solve a problem? 7th Grade Pre Algebra

### pre cal

Find the sin(Θ) of an angle in standard position if the terminal side passes through the point (4, -8).

### Pre Cal

Given: b = 600, B = 11°, C = 75° in triangle ABC; find a. (Round the answer to the nearest whole number.) a =

### Pre calc

Solve the given equation cos(θ) − sin(θ) = 1 I got the answer to be 3pie/2 and 0 but its wrong can someone help Thank you

### pre-algebra 1

Write 6.92 x 10 -8 in standard notation. A. 0.000000692 B. 0.0000000692 C. 0.0000000069 D. 0.00000692 Please help, i have no clue!!!

### Pre-Algebra

I would like to have my multiple choice answers checked. 3w-10w A.13w B.-7w*** C.-7w D.7w y=1.2y=1.2z A.2.4yz B.1.3y+1.2z C.1.2y^2+1.2z D.2.2y+1.2z*** 6r+r-5r A.2r*** B.1r+r C.0r D.7r-5r 5x+2(x+6) A.7x+6*** B.7x^2+12 C.7x+12 D.7x(x+6) -3m+3m(m+6) A.6*** B.-6m+6 C.6m+18 D.18

### pre algebra 1

Write a rule for the linear function in the table. x f/x 1 -7 2 -10 3 -13 4 -16 A. f(x) = -1/3x – 4 B. f(x) = 3x + 4 C. f(x) = –3x – 4 D. f(x) = x – 7 have no clue, would like some help

### pre - CALCULUS

The wind chill factor represents the equivalent air temperature at a standard wind speed that would produce the same heat loss as the given temperature and wind speed. One formula for computing the equivalent temperature is 𝑡 W(t) = {33 − (10.45+10√𝑣...

### Calculus III

I'm supposed to find the expression 'y', when (x^2+100)y'=23 When y(10sqrt(3))=0 Also, I have to find the indefite integral of xsqrt(19x-7), using integration tables in the back of the book "Calculus of a Single Variable, 8th Edition." Tables are in appendix B I used the ...

### calculus

express in sinx 1 1 ---------- + -------- cscx + cotx cscx - cotx and express in cosx 1 + cot x ------- - sin^2x cscx = 1/sinx so what do i do w. that extra one on the top!?? im so confused cscx Your fractions aren't lining up. This question is also not calculus. Please do not...

### PRE CALCULUS

1.) The cash flow per share for the Timerland Co. was $0.18 in 1995 and $4.04 in 2003. Write a liner equation that gives the cash flow per share in terms of the year. Let t=5 represent 1995. Then predict the cash flows for the years 2008 and 2010. 5.) The University of Florida...

### Pre-Calculus

A drug is administered every 6 hours. The kidneys eliminate 55% of the drug over that period. The initial dose is 210 mg. Repeated dosage is 70 mg What is the “Difference equation”? Find the first seven terms of the of the solution sequence. Round to two digits each ...

### Pre-Calculus

A drug is administered every 6 hours. The kidneys eliminate 55% of the drug over that period. The initial dose is 210 mg. Repeated dosage is 70 mg What is the “Difference equation”? Find the first seven terms of the of the solution sequence. Round to two digits each ...

### pre-algebra

ok Relation between two quantities expressed as the quotient of one divided by the other? please help this is puzzling

### preschool

how painting will support the communication and intellectual development of the children in pre school setting. need some help thank you.lisa

### Pre Cal

Let the line X-2Y=15 and the circle with equation X^2+Y^2=50 intersect at the points A and B. Algebraically find the coordinates of A and B using the information given.

### Pre Calc

lim x approaches 0 [1/x *((1/(sqrt(1+x))-1)] It will be easier to understand if you write it out.. How would I algebraically do this? (The answer is -1/2) Help please?

### Math - Pre Algebra

$1280 at 13% compound annually for 3 years Use the formula: B= p(1+r)n Please help me I need the answer for tommorow

### Pre-Algebra

Can someone show me how to turn this into an equation? I mean like 'y=x-z' -2x+ y > or equal to 2 Did I say what I needed to get right? -MC

### Pre-Algebra[URGENT]

How would I solve this? Change 18.35 into a mixed number. Reduce your answer to lowest terms Thanks -MC

### pre calcalus

a circle with 4 inch radius, find length of arc when intercepted by central angle of 240 degrees

### Pre Cal

Find the manitude of each vetcor, and write each vector as the sum of the unit vectors. Choose either one (2,6) or (4,-5) Thank you

### pre calc

1. For the following functions listed below: (a) f(x) = -2cosx f(x) = 0.25sinx (b) f(x) = -3sin(2x+3)+7 f(x) = sinx + 4 Find : (i) the amplitude (ii) the period

### Pre-Cal

Find cos(2x) if sin = 7/25 and x lies in quadrant 1 My answer was 336/625 but this was wrong. I do not know how to figure this out.

### Pre-Cal(Please help)

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

Find the values of Q in degrees and radians without the aid of a calculator. a) cotQ = sqrt 3 / 3 b) secQ = sqrt2

### Pre-Cal

Test for symmetry with respect to Q=pi/2, the polar axis, and the pole. r=6 sinQ I know I have to replace (r,Q) with (r,pi-Q) (r,-Q) and (-r,Q) so would that be (6,pi/2)? I do not know how to find the Q.

### pre algebra

the kiel family has an annual income of $46,ooo. If they buget 6% for missions, how much will they give to missionaries each year?

### child care

I'm doing a lesson plan on diversity for pre-school children and i was wondering what it means when it says sensory expirences?

### Government

I'm in Pre AP civics.. can you help me with my essay question? Please? :) How is the constitutional principle of federalism reflected in the formal amendment process?

### pre ap physics

what is the force excerted on the surface of a bowling ball that has a diameter of 32cm immersed in water to a depth of 555m?

### pre-algebra

a sweater originally cost $37.50. Last week, Moesha bought it at 20% off.How much was deducted from the original price

### Pre-algebra:Check

1. How many ways can the letters in the word LINEAR be arranged? a. 360 b. 720 c. 120 d. 240 is the answer a?

### Pre-Algebraa

1. Find an equation in slope-intercept form for the line passing through each pair of points: (-4,4), (-5,-3) a. y = 7x - 32 b. y = 7x + 32 c. y = -7x + 32 d. x = 7y + 32 is the answer a?

### Math (pre-algerbra)

I've tried this sooo many times I have huge marks on my paper and I just can't figure it out: 3a/8-a/12+7/2=7

### Pre Cal

a Function f is defined as f(x)=3*2^x a)is f increasing or decreasing? b)write equation for the horizontal asymptote c)describe the end behavior of f

### Pre Cal

a Function f is defined as f(x)=3*2^x a)is f increasing or decreasing? b)write equation for the horizontal asymptote c)describe the end behavior of

### Pre-Cal

Find the area of each circular segment to the nearest tenth, given its central angle, x, and the radius of the circle. x= pi/8, r=7

### Pre-Algebra Help Ms. Sue Please!!!

Given a scale factor of 2, find the coordinates for the dilation of the line segment with endpoints (–1, 2) and (3, –3). A.(–2, 4) and (6, 6) B.(2, 4) and (6, 6) C.(–2, 4) and (6, –6) D.(2, –1) and (–3, 3)

### Pre Calc

how much money should i invest at 8.2% compounded continuously if i wish to have $100,000 in 5 years?

### pre cal

f(x)= x^2(x+4) ( x^2-1), the zeroes & the multiplying of each. B. where the graph crosses or touches the x-axis/, c. number of turning points., d. end behavior.

### Pre Algebra Help ASAP

Which of the following equations has an infinite number of solutions? a. 3x – 3 = –4x b. 2y + 4 – y = 16 c. 7x + 5 = 4x + 5 + 3x d. 6y – 2 = 2(y – 1) And please explain how I don't understand. Thanks sooooo much!!!

### Pre-Cal.

find the domain, range and the asymptote(s), of each function on the same coordinates plane for this equation... f(x)= 3+ lnx and graph them.

### Pre-Algebra

What association would you expect if graphing height and weight? (1 point) positive nonlinear negative none of these

### Pre Calc

$1 is invested into an account that has a APR of 8% compounded quarterly. How long will it take for my money to double? To triple?

### pre cal

How do I express this relationship in a language of variation? I know how to do basic ones but this one is really advanced looking. f=1/2L squarert T/u

### pre cal

Determine the intervals on which the function is increasing, decreasing, and constant. A parabola is shown facing down with a vertex of 0,1.

### Pre-trig/Calc

Please help me. Use Descartes' rule of signs to describe the roots for each polynomial function. 3. m(x)=x^3+3x^2-18x-40

### Pre ALGEBRA

A solid with at most one base cannot be which of the following? A) cone B) cube C) pyramid D) sphere Is it A or D? MS SUE PLEASE HELP ME

### Pre Algebra Probability

You and 5 friends go to a concert. In how many different ways can you sit in the assigned seats? ***=my answer a.720 b.120*** c.30 d.15

### pre-calc - JAI

Solve the system of equations using matrices. Use Gaussian elimination with back- substitution. x+y+z = -5 x-y+3z = -1 4x+y+z = -2

### Pre Cal

Let me try again, because I keep getting something different. This is the problem: ( (2x^-4y-1)(2y^4z^-1) )^-2/2yx^3z^0 Can you please help me simply this. I didn't get what you got. Thanks.

### Math (pre-celc 12)

I need to prove this identity: cot(x)+tan(x)=csc(x)sec(x) I get as adding them together, but then I get stuck.

### Pre-Cal

Write the trigonometric expression in terms of sine and cosine, and then simplify. tan u sin u + cos u _____________.

### Pre-cal

With this equation, y= -2-4sin(3.14/2(x-1/3)), graph two full cycles, scale the x-axis every quarter cycle

### Pre alegreba 7th grade

This website is so helpful!!!! Thanks to everyone you posts lessons and answers! I will be posting both soon!

### education foundation

Discuss the peculiarities that inform differential pattern of educational advancement in pre and post colonial Nigeria

### education foundation

Discuss the peculiarities that inform differential pattern of educational advancement in pre and post colonial Nigeria

### PGD EDUCATION

Discuss the peculiarities that inform differential pattern of educational advancement in pre and post colonial Nigeria

### Pre calc

Use half angle indentites to find an exact value without a calculator Cos(11π/12)