# Pre- Calculus

21,247 results, page 26

### Calculus

For the decomposition of Carbon 14, find the age of a prehistoric cave painting discovered in the Lascaux Caves in southern France if the amount of Carbon 14 has decayed to 14.29%...again using calculus formulas. Not sure how to use this equation (content section of course ...

### math (calculus)

you have 704m of fencing to enclose 3 adjacent plots(not the same size) you must use calculus to fine the dimensions for which the total area is as large as possible. Find the largest possible total area.

### Pre-Calculus

The Fiedler family has up to $130,000 to invest. They decide that they want to have at least $40,000 invested in stable bonds yielding 5.5% and that no more than $60,000 should be invested in more volatile bonds yielding 11%. How much should they invest in each type of bond to...

### Pre-Calculus

f(x) = cos(x) on the interval [−2π, 2π] (a) Find the x-intercepts of the graph of y = f(x). (Enter your answers as a comma-separated list.) (b) Find the y-intercepts of the graph of y = f(x). (Enter your answers as a comma-separated list.) (c) Find the ...

### ap calculus

How is the ap calculus AB and BC test? Is there any online practice test?

### Calculus

What does y'' mean in calculus? Is there a word for it? Also is there a word for f'(x)? Thanks.

### Calculus

The curved section can be modelled by the parabola y=3x-3/4x^2 Use calculus to find the maximum height of the curved parabolic section. How do I do this step by step?

### Calculus 2

Calculus work problem. John bought the following corner lot. Two sides are bounded by 2 roads the back is bounded by a stream that follows the curve y = -x^3 + 8. He wants to build a house in the center of the lot. Where will that be? Please show all work

### Pre Algebra HELP

please help don't get it when it sayuse the distributive propetyto rewrite the expressionand then has 10(2+y+z)

### Pre- Algebra {kinda}

the denominator of 13/107 {fraction}in simplest form....

### pre-algebra

how do you multiply and divide inequalities and work the problem out???

### Pre-Algebra

okay so the decimal is 0.001 and I need to convert it to a fraction and a precent? how do I do that??

### Pre-Algebra

What does P-E-M-D-A-S mean? I know they are the orders of operation, but I forgot what each letter stand for??? HELP!

### pre algebra

i am having trouble understanding how to do this math problem 4/3x=160

### pre-cal

A rectangle is 9.2m by 3.8m. What angle does its diagonal make with its longer side??

### Pre-Algebra

What is the formula to find the area of a circle? May I have an example?

### pre-algebra

is a monomial an expresion that dose not use addition and subtraction

### Pre-algebra

its telling me to find the product 5/6 x (-8) what i got was -6 2/3 can you tell me if i was right and how?

### Pre-calc, Algebra, Trig

(2x squared-3x +1)(4)(3x+2)cubed (3)+(3x +2)raised to the 4 (4x-3) Simplify

### Pre-Cal

What is the domain of f/g? f(x)= x over x+1, g(x)=x^3 I have no idea how to figure this out!

### pre cal

show that 6+6sin X is equivakent to --------- - 7 cos x 6cos x ------------ -7(1- sin x)

### Pre-Cal

(-2,1) and (2,1) Passes through (5,4) What is the standard form of the equation of the hyperbola?

### pre calc

log(x)(1/16) = -4/3 this means... x^(-4/3)= 1/16 so...the -4/3 root of 1/16... I need to get it in simplest form.

### Math Pre-Calc.

find the intersection between parabola: y=x^2 + 3x - 4 and line: y=5x + 11

### pre-algebra

determine which numbers in each set are solutions to the corresponding equations. 3n=45; {15, 30, 45}

### pre calc

find all the horizontal and vertical asymptoes of the functions f(x)=x/(x-1) q(x)=(x-1)/x

### pre calc

Find 2 functions defined implicitly by the given relations: (a) x² + y² = 25 (b) y² = x²

### Pre-calc

Solve these equations for x by factoring: 1) x(x-4)=12 2) 2x^3+50x=20x^2 3) 2x^2+x-6=0 Thank you for all your help!!!!

### holocaust

How were Jews viewed in the United States in the pre-WWII era?

### pre calc

Simplify- (x^2+2x)/(x^2-x) *I got x(x+2) for the numerator and I couldn't get the denominator, but it was wrong help please

### Pre-Cal

Identify any asymptotes of the graph. y = 1.08^5x I know that there is a horizontal asymptote but I do not know how to find it.

### Pre Algebra

Solve the problem. Round to the nearest unit. 161 is 48% of what?

### pre algebra

find the sum of the measures of the interior angles of an octagon

### pre algebra

find the mean, median and mode of the quiz scores 74, 85, 89, 93, 85 & 90.

### pre algebra

a $98 dress is marked down to $64.68. find the percent of change.

### Pre Calc

7x^3-24x^2-19x+12 -----------------=f(x) 2x^3-4x^2-40x+80 -Determine all zeros of f(x)

### Pre Calc

Determine K and solve the equation x^3-kx^2+3x+54=0, if one of its zeros is triple of another.

### Pre Clac

Determine k and solve the equation: x^3-kx^2+3x+54=0, if one of it zeros is triple of another.

### pre algebra

you flip a coin and toss a 1-6 number cube. P(not tails and not a 3

### pre calc

prove identity cscx-(cosx)(cotx)=sinx

### Pre cal

find the value of cotè given secè=5/4 and cscè<0

### Math pre-algebra

Write a proportion for each phrase, then solve. 3 oz for $1.65;5 oz for x dollars

### pre-cal

verify the identity... cot(-a)cos(-a)+sin(-a)=-csc(a)

### pre cal

using formula v=-b/2a, 4ac-b^2/4a graph the quadratic function f(x)=x^2-6x+5

### Pre-A;lgebr

Write a rule for the linear function with slope m and y-intercept b. m= -1/3, b= -2

### pre algebra

how would I make 2.0 into a fraction in siplest form

### pre algebra

how would you solve 3xy6^2/6xy of the two fractions? 4y / 5

### Pre-calc

Find the derivative of (4x^3-3x^2+x+1)^1/2 /(x+1)^2 pls i need detailed explanation

### Pre Algebra

find the radius and diameter of a circle with a circumference of 63m

### pre cal

Write the equation of the tangent line to the parabola y^2=-1/2x at the point (-1,-2)

### PRE CALC

please help me solve this partial-fraction decomposition! 12x-57/(x-3)(x-10)

### pre cal 2

Find all solutions in the interval [0, pi], 2sec^2x+tan^2x-3=0

### pre cal 2

Find all solutions in the interval [0, pi], 2sec^2x+tan^2x-3=0

### pre cal 2

Find all solutions in the interval [0, pi], 2sec^2x+tan^2x-3=0

### Pre Cal/Logarithism

given that f(x)=11^x, find x when f(x)=7 a) x=Ln(7/11) b) x=Ln7/Ln11 c) x= 7/11 d) x= ll sub 7 11

### pre cal

how do you solve f(x)= G(X) and find the points of intersection of the graphs of the 2 functions f(x)= x^2 + 5x+ 13 g(x)= 19

### pre cal

how do you solve f(x)= G(X) and find the points of intersection of the graphs of the 2 functions f(x)= x^2 + 5x+ 13 g(x)= 19

### History

How did the Spanish change the way that the Pre-Colombian people lived?

### Pre- Algebra

Solve the equation. Be sure to show all of your work. 3x - 3 = 3

### pre algebra

my numerator is a prime number My denominator is divisible by 2 i am equivalent to 1/5

### Pre algebra

-1/3H < or equal to 7 how is it done? I know signs need to be switched but is there any reciprocating the fraction?

### pre cal

solve the inequality express your solution in interval notation (x - 4)^2/ (x -6) (x + 6) > 0 Help me!

### Pre-Algrebra

Solve the equation. 78=-2(m+3)+m -1/3m-7=5 1/4y+9=1/2 x-9=-6x+5 x+9=5(4x-2) Can you please show me how you got your answer.

### pre-calc

Given sin x = -5/6 and x is in Quadrant IV, find cos 2x (1 point)

### pre-calc

Given sin x = -5/6 and x is in Quadrant IV, find cos 2x (1 point)

### pre-calc

find the equation of the circles described. tangent to 2x + 3y + 13 = 0 and 2x - 3y - 1 = 0 and contains (0,4)

### Pre-Calc/Math

Prove the identit: cosxcotx+sinx=cscx

### Pre-Calc/Math

If cosx= -2/3 and pi/2, find the exact value of cos(pi/3-x)

### Pre-Calc/Math

Prove Identity: (1-cos2x/ tan x) = sin2x

### pre calculs

for the given function f(x)=3x^2=7x=2 find the intervals for increasing and decreasing?

### pre algebra homework check

Find the product and simplify y(4y + 12) =4y^2+12y????

### Pre-calc

Find the Degree Measure of the angle between the vectors. U=-4i+4j V=-4i+4j

### math

Pre Algebra Questions Sketch a model and obtain the sum. 3 + (-7)

### Pre Calc

How do you find cot(225degrees) using the unit circle?

### Pre Algebra

How to Change improper fractions to a mixed or whole number?

### Pre-algebra

How do you write an equation to determine possible values for a perimeter =52

### pre-calc

cos x+sec x=2 if you could please show all work

### Steve pre calc

What is the right hand limit of f(x)= |x-9|/x-6 as x approaches 7? I think it's 1.

### pre-calc help !!!!!!!

if someone could show me how to solve this problem 1) cos(345°)

### pre-calcus

In the following function determine the domain, range, and asymptotes. f(x)= 5*(1/3)^x

### Pre Algebra STill needs help

What is the radius of a circle with the area of 4pi/9?

### PRE-ALGEBRA

An adult house cat could be about 1____ high.

### pre-calc

how do u find the asymptotes and intercepts of y=2^(x+1) +1 and graph plzzz thxaks uu

### pre-cal

solve for all values in [0,2pie) 2cos^2x-5sinx+1=0

### pre calc

show that the statements are true for all natural numbers 1^3 +2^3 +5^3+....+(2n+3)^3 =n^2(2n^2 -1)

### Pre-Algebra

What association would you expect if graphing height and weight?

### Pre-Algebra

Find the mean of the following data set: 25, 30, 20, 20, 25, 35, 35, 10 a. 15 b. 20 c. 25 d. 30 My Answer: b. 20

### Pre-Algebra

Find the mean of the following data set: 25, 30, 20, 20, 25, 35, 35, 10 15 20 25 30 15 IS MY ANSWER

### Pre algabra

write 121 to 4 feet as a ratio in lowest terms

### pre- algebra

what is the simplest form ? 50x to the 4th over 12x

### pre-algebra

Difference and sum of cubes; please help me solve this problem; 8t^3 + y^3

### Pre-Algebra

How would I solve a problem like the one below? 5h-9=-16+6h

### Math/pre algebra

What are the answers to why is a hill like a lazy dog?

### pre algebra

Write a quadratic function rule for the following table x -10 -5 0 5 10 y 80 5 -20 5 80

### pre algebra

Write a table for the following quadratic function. y = x - x squared

### pre algebra

12. State whether the number 97 is prime, composite, or neither.

### Math

What is the answer to page 31 of pre-algebra with pizzazz (what do hair dressers do?) ?

### Pre-Cal

Let x and y be real numbers such that x^2 + y^2 = 1. Find the maximum value of 2x - 5y.

### Pre-Calc

Please help stuck on this one question Find (fog)(2) and (f+g)(2) when f(x)= 1/x and g(x)=4x+9