Pre- Calculus

21,537 results, page 49

Calculus

solve for x: 6x=ex+1

calculus

with respect to x;4^2.dx

calculus

domain of -9/2+t^2 and 1-4t/2+t

Calculus 1

Find y' if y=ln(9x^2+7y^2).

calculus

Evaluate ¡Ò(1+xe^x)/x dx

Calculus

How do you integrate e^(-t/r)?

Calculus

How do you integrate e^(-t/r) dt?

calculus

integrate (e^t + e^-t)²

calculus

integrate (e^t + e^-t)²

calculus

integrate (e^t + e^-t)²

Calculus help

Y=|X^2+3x-4| find dy/dx?

Calculus

Find for dy/dx 4 – xy = y^3.

Calculus

Does anyone know how to solve, ln((3x-2)/(x-1))<0

Calculus

If f(2) = 2.5 and f'(2) = -2.5, then f(2.5) is approximately: A. 2.5 B. -2.5 C. -2 D. 2 E. 1.25

calculus help

Integrate:(3x^5-5)^-3 dx thanks

calculus

Find dy/dx. y = x^ln x, x > 0

Maths

What is calculus ?

Calculus

If x^2 + y^2 = 25 and dx/dt = 8, find dy/dt when x=3.

calculus

Find A - B A = [ 3 7 8 ] 7 9 3 7 9 9 B = [ 2 2 6 ] 6 7 8 5 8 6

Calculus

Integral of (3^x)(e^x)dx

calculus

If F(x) = f(xf(xf(x))), where f(1) = 4, f(4) = 6, f '(1) = 4, f '(4) = 5, and f '(6) = 6, find F '(1).

calculus

If F(x) = f(xf(xf(x))), where f(1) = 4, f(4) = 6, f '(1) = 4, f '(4) = 5, and f '(6) = 6, find F '(1).

CALCULUS

if F(x) = f(xf(xf(x))),where f(1) = 4, f(4) = 6, f '(1) = 4, f '(4) = 5,and f '(6) = 6,find F '(1).

Calculus

Evaluate ∫√(x^3+1)dx

Calculus

f(x)=6x^3-4x then d/dx(f(lnx)) =??

Calculus

If f'(x)=-f(x) and f(1)=1, then f(x) = e^1-x Is this correct?

calculus

f'(-2) if f(x)= g(h(x))^3 Chart x= -3,-2,-1,0,1,2,3 g(x)= 0,1,3,2,0,-2,-3 h(x)= 1,2,0,3,-1,-2,0 g'(x)= 1,2,-1,-2,-2,-1,0 h'(x)= 0,-3,-2,3,-2,0,1

Calculus

What is the derivative of h(x)= 3x+2/x^2-5?

Calculus

What is dy/dx given that xy^2-xy+x=y?

calculus

Let g(x)={x^2-x-2 if x is not equal to 1 {0 if x=1

basic calculus

x^3+x^2y+2y^2

basic calculus

x^3+x^2y+2y^2=0

calculus

if limit x--->0(4-g(x)/x)=1

calculus

find dt/dx t=((a^2+x^2)^1/2)/v1 + ((d^2+b^2)^1/2)/v2

Calculus

e^(ax) = Ce^(bx) where a does not equal to b and c >0

calculus

Find y'and y''. y=x^1/2 ln(x)

calculus

If y satisfies y′′ =4, y′(1)=10,and y(1)=6,what is y?

calculus

(ln(x))^2 dx, integrate.

calculus

suppose y'''=-6 y''(0)=2 y(1)=1 and y(2)=7 what is y ?

Calculus

If f(x)=∫[3,x]t^5dt, then f'(x)= f'(-3)=

Calculus

find f'(x)= f(x)=∫[1,x] t^t dt

Calculus

If g(x) = integral from 0 to x^2 of √(t^3+2) then g'(2) = ?

calculus

i)f (x )=e^x sinx

Math calculus

(2) (-1) (3)+(4)

Calculus 1

((1/x)-(1/a))/(x-a) how to solve

pre calc

Which three of the twelve basic functions are bounded( above and below)? Three of the tweleve basic functions are even. Which are they?

Pre-Calc B

How do I find zeros on a graph of a cubic function? I can tell that two of the zeros are -4 and 3 because they show on the graph, but how do I find the other?

pre-calc

simplfy the expression by double angle formula or a half angle formula. cos^2(x/2)-sin^2(x/2) 2sin(x/2)cos(x/2)

Pre Algebra

The area of a square postage stamp is 81/100 in. squared. What is the side length of the stamp? What is the formula of the area of a square?

pre-algebra

write a number sentence for the model. let one white tile equal +1 and one black tile equal -1

Pre-Calc (Prove the identity)

Prove the identity. (show steps please!) Thank you! tan^2(x/2+π/4)=(1 + sin x)/(1 − sin x)

Pre-algebra

When graphing the equations y =2x-2,and y=2x+3, what observation can you make about the graphs. Can you make the same observation before graphing the lines? How?

Pre algebra

Sara bikes 4/5 km in 2 min. Write and simplify a unit rate that represents the distance sara bikes in 1 min.

Pre-Cal

use a graphing calculator to obtain the graph of the function. What do you observe about its asymptotes? g(x) = 4 [x-2] / x + 1 My answer was there are two horizontal asymptotes. My teacher said that there are two asymptotes but she wants me to find the equation for them. I do...

Math; Pre -algebra

How many 3 letter arrangements can you make while making the first and the third letter one of the 21 constants and the middle letter one of the 5 vowels {a,e,i,o,u} . {two such arrangments to use are KOM and XAX?

Pre-Algebra help PLZ!!

Hassan deposited $7,500 into a bank account. At the end of 3 years, the account had earned $900 in simple interest. What rate of interest did the account earn per year?

Pre-Cal

Recursive Sequences: find a formula for: 1,1,2,3,5,8,13,21 It looks like the Fibonacci sequence. Take the first two numbers and add them to get the 3rd. take the 2nd and third to get the fourth...etc. yeah, but how would i write that into a formula?

Pre-Algebra

Tell whether the question is potentially biased. Explain your answer. If the question is biased, rewrite it so that it is not. Questions: Don't you think the rising cost of concert tickets is ridiculous? Do you support the mayor's proposal to limit crime in the city?

Pre-Cal

If the interest on a long-term Canadian(3/8%) investment is compounded continuously, how long will it take the value of an investment to triple? (Give the answer correct to two decimal places.) Got 19 years--its wrong, can't find reason. Thanks.

pre-calc

two observers 3 miles apart and facing each other find that the angles of the elevation of a balloon in the same vertical plane with themselves are 28degree and 31 degree respectively.find the distance from the balloon to the observer located at the 31 angle?

Pre-Calc.

Write the standard form of the ellipse x^2+4y^2+6x-8y+9=0 I'm not sure how to start it, I think I need to set it equal to one because eventually it needs to end up equal to one but I'm not certain. I know the answer is (x+3)^2/4 + (y-1)^2/1=1 but have no idea how to get there...

pre cal

Find the exact values for the lengths of the labeled segments a, b and p drawn in green, red, and blue, respectively. Note that r=9 is the radius of the circle, and s=8 is the arc length from the point (9,0) around the circle to the indicated point. *i found everything but P?

Pre calc

An equation is given. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to three decimal places where appropriate. Find All solutions of the equation 2sin(theta/3)+ square root three =0

Pre-algebra

Mr.davis works for $2,400 per month plus a 10 percent commission on his total sales.he wants to earn at least $3,000 next month. Which inequality can be used to determine the amount of sales,s,he needs to meet his goal?

Pre-algebra

Mr.davis works for $2,400 per month plus a 10 percent commission on his total sales.He wants to earn at least $3,000 next month.what inequality can be used to determine the amount of sales,s,he needs to meet his goal?

math

Resource allocation podunk institute of technology’s math deaprtment offers two cources: finite math and applied calculus.each section of finite math has 60 studnets, and each section of applied calculus has 50. The department is allowed to offer a total of up to 110 ...

Pre-Algebra

help me calculate this - my 6th grade nephew has this question for homework and I'm at a loss. The combined age of 2 people is 91. Person A is two times as old as Person B was when Person A was as old as Person B is now.

Pre

A) List two examples of pairs of numbers that share a common factor. B) List a variable pair with a common factor. C) Why do u think ab+ac is called "simplified form"? I don't really what they are asking me to do... ummmm, anyone help me?

math, pre-statistics

On a 3 day vacation to Seattle the local weather forecaster predicts a 60% chance of rain everyday.What is the probability that it will rain everyday of the vacation.(round to the nearest thousandth)

synonym

1}select the synonym of the word flamboyant. a}ordinary b}plain c}extravagant d}conventional 2}select the definition for the word senile. a}pre-eminent b}priority c}old age d}clear help plz:)

Pre Algebra

What are the length and width of a rectangular dog pen with a perimeter of 38 feet where the length is 2 feet less than twice the width? Write and solve a multi-step equation for the problem.

pre calc

My teacher asked for the EXACT VALUES of sin(pi/6) cos(pi/4) csc(pi/3) I have to figure it out without a calculator? Also, if I was to do with it with a calculator, would csc be typed as 1/sin?

Pre-Calc

A farmer is making a pig pen next to the barn. He has enough materials to build 50 feet of fencing. a)what is the largest area he can fence in? b)what are the dimensions of the pen with the largest area?

pre-algebra

The number of cells in a lab sample triples every 4 hours. Write an expression to represent the number of cells after 24 hours. I think it might be x cubed times 6

pre algebra

robin is making bows to sell at her mothers yard sale she will use 3/4 foot of a ribbon and 2/3 of blue ribbon what is the ratio of the length of the blue ribbon to the red ribbon explain how its 2/3 to 3/4

Pre-Algebra(please help ASAP!!!!!)

how would I go about doing this problem? a (division sign) 4.9 = 8.33 Since this equation has a division sign...how would I solve it? Can I still do the original subtract and add method?...

Pre-Algebra

The layer cake has both vanilla and chocolate frosting. What percent of the surface area of the cake (not including the bottom) is chocolate? Round your answer to the nearest tenth of a percent.

Pre-Calc help

- Determine the​ quarter points of y=2−3cos(4x−π) (Type an exact answer using π. Type ordered pair) TEACH ME HOW TO GET THE ANSWERS AND THANKS!.

Calculus

Posted by hey on Monday, August 10, 2015 at 11:28pm. A man 5.5 ft tall walks away from a lamp post 10 ft high at the rate of 8 ft/s. (a.) How fast does his shadow lengthen? (b.) how fast does the tip of the shadow move? Calculus - Reiny, Monday, August 10, 2015 at 11:43pm make...

Criminal Justice

Create a checklist that may be provided to the officers involved in the operation so they may have a reference reminding them of what they must do to properly process a defendant in a federal investigation. The checklist should include processing requirements and the mandated ...

Pre-Algebra

I'm stuck on these two problems; can someone show me how to solve them step-by-step? Thanks 1.A baseball diamond is a square 90 ft on each side. How far is it diagonally from home plate to second base? 2.An equilateral triangle has sides 10 units long. Find (a)the height and (...

History

Chinese "communes" were: A. Communist Party committee cadres. B. urban districts established by Mao Zedong. C. the modern equivalent of the traditional cottage industries in pre modern China. D. agricultural communities containing more than thirty thousand people. answer D

Math (Pre-calc)

I need to know how to solve this for my review questions. Thanks! The wheel on a racing bike have a radius of 14 in. How fast is the cyclist traveling in mph if the wheels are turning at 280 revolutions per minute. find the exact value of the expression. Sin(2pi/3)+ tan(3pi/4)

calculus

Differentiate y=lnx You ought to have this memorized. y'=1/x for y= ln x dy/dx = 1/x This is the most basic and fundamental of log derivatives. If you are studying Calculus, and the topic is logs, I fail to understand why you asked that question. IS there a website that can ...

Pre-algebra

Transform the formula. The area of a triangle A can be found with the formula A=1/2bh where b is the length of the base of the triangle and h is the height of the triangle. Solve the formula for h.

pre-calc

Two nonvertical lines have slopes m1 and m2, respectively. The lines are parallel if ___ and the ___ are unequal; the lines are perpendicular if ___.

PRE ALGEBRA

On an NBA team the two forwards measure 6'8" & 6'6" and the two grounds measure 6'0" & 5'9". how tall a center should they hire if they wish to have a starting team average height of at least 6'5" ?

world history

most sages of the aial age took which of the following views of human nature? a. it's neither good nor bad b. it's essentially bad c. it's pre-determined d. it'sd essentially good

world history

Most sages of the Axial Age took which of the following views of human nature? A. It's essentially bad. B. It's neither good nor bad. C. It's pre-determined. D. It's essentially good.

PRE-CALC

A biased coin has a 0.4 probability of landing on tails. The random variable X, based on a single toss of the coin, is defined as follows: X = 0 if heads appears; X = 1 if tails appears. What is the mean value of X? A) 0.7 B) 0.5 C) 0.4 D) 0.3 E) 0.6

pre algebra 8th grade(0, 0.3), (1, 0.5), (2, 0.7),

Candice wants to buy a sweatshirt that costs $39. She also wants some T-shirts that are on sale for $16 each. She has $150. Write an inequality to find how many T-shirts she can buy. I think it is 39 + 16t = 150 Thank you.

Pre cal

If a ball is hit with an initial velocity of 110 feet per second at an angle of 45 degrees from an initial height of 2 feet, how far will the ball travel before it hits the ground?

Biology

One of the differences between Cambrian animals and pre-Cambrian animals was the appearance of ___________ such as antennae as Cambrian animals evolved. Can somebody help me I literally have no clue.

history

what aspects of post-Civil War industrialization presented the greatest contrast to pre-Civil War industrialization?

Pre-Algebra ... again :-(

How do i go about finding the integers of a product and quotient ... like, product of -20 whose quotient is -5 ..... thanks again

Pre-Cal

1) Verify the identity cos^2 B - sin^2 B = 2 cos^2 B -1 I know that cos^2 B - sin^2 B = 2 cos^2 B -1 by the double angle formula but I do not know how to show this.

pre algebra

a used laptop computer sells for $696. that is a 40% reduction from the original price. what was the original price of the computer?

Pre-Alegebra

IF the scale model of an 82 inch long table is 10.25 inches long, what is the scale used to create the model?

pre-algebra

Terry has 43 dollars in a checking account.If terry writes a check for 62 dollars what is the new checking balance?

Pre-Algebra

Identify the underlined place in 83.5851. Then round the number to that place. A. thousandths; 83.58 B. hundredths; 83.59 C. hundredths; 83.58 D. thousandths; 83.59 A?

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