Pre- Calculus

21,305 results, page 33

Math

If I bought an item for $80 on which there was a 30% markup, what is the formula to determine the pre-markup price?

math

I am doing pre algabra math and I am in 7th grade I need help to simplify the expression

Pre-Cal

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, pre-kindergarten, 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

Pre-algebra

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?

pre-algebra

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.

Pre-Algebra

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

pre-calc

find all values of 2sin theta-3csc 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

pre-calculas

what is the function whose graph is the graph of y=ã+4, but is reflected about the the x-axis. y=

pre-cal

change the exponential expression to an equivalent expression involving a logarithm. 4.1=a^2

pre-cal

find the center (h,k) and radius r of the circle and then find the intercepts, if any. 5x^2+30x+5y^2=0

pre-algebra

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

Pre-Calc/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. Pre-Algebra? Answers: 2 3 5 6 My answer: 5

Pre-Alg

write a translation rule that maps point d(7 -3) onto point d'(2 5)

Pre-Calc/Trig...

Explain how the graph of the given function is a transformation of the graph of y=x^2 *y=x^2+7

Pre-Calc/Trig...

Explain how the graph of the given function is a transformation of the graph of y=x^2 *y=(x+5)^2

Pre-Calc/Trig

How would I solve this one? I just can't get this one. 6x^2+11x-35=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

Pre-algebra

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 3y-14+x 9(4m+1) 9(4m+1) 9(4m+1) 12.x= x=1

pre-calc

How do you solve this inequality? 2x over 4 minus 5x+1 over 3 is greater than 3

pre-calc

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.

Pre-Algebra

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.

Pre-Algebra

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

Pre-Algebra

The x- coordinate is 0 and the y-coordinate is negative. Is the point in quadrant 3? Explain.

pre-algebra

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

Pre-Cal

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 ( sin-1. 9/41 - cos-1 (-5/13)

pre algebrahow

do you solve a negative fraction plus a posotive fraction?

pre- algebra

solve and simplify 6 to the 4th power * 6 to the 2nd power

pre-algebra

Graph the equation. Tell whether the equation is a function. y = -x

pre algebra

(8xto the 5th power-5x)(7xto the 3rd power)

Pre-Calc

Vector v is (4√3,√3). Find the angle between v and i.

pre algebra

the sum of my tens digit and units digit is 6 the product is 0

pre calc

3 radical 3=-3 cot theta on interval 0<theta<2pi

Pre-Algebra

explain how the process of solving x/4-2=8 is different from the process of sovlivng x/4=8

reasearch paper

what activities are in the pre writing stage of the writing process?

pre cal

simplify sin (8x) using only sin(x) and cos (x)

Pre-Ap Algebra 2

if the graph of the equation 3x+by=2 is perpendicular to the graph of 2x-3y=-4 determine the value of b

Pre Calc

How to prove tan4x = 1-8 sin squared of cos squared of x

pre-calc

(1+tan x)^2= 2 tan x+2 please show all work

Pre-Cal

1.y=f(x) 2.x=f(y) Is the second equation an inverse of the first equation or is it no a function?

Pre-Calc

Convert r=1+3sin2x from a polar equation to a rectangular equation.

pre cal

what is the period of these functions y=1/2 cos 3pi/2 y=2 cos piX/2

pre cal

what is the period of these functions y=1/2 cos 3pi/2 y=2 cos piX/2

pre cal

what is the period of these functions y=1/2 cos 3pi/2 y=2 cos piX/2

pre calc

(cos^2)3x+(sin^2)3x=cos(f(x)) simplify expression and find f(x)

pre calc

how do u solve for x and y of x+2y=7 2x+y=8 using matrix without using a calculator

math

if the pre-image's perimeter was 104 units, what is the images's perimeter

Pre-Algebra

A rectangle is 1" wide and 3" tall. If it is enlarged to a height of 18" then how wide will it be?

Pre-Calc

Describe the difference between transformations and nonrigid transformations.

Pre-Calc/Trig...

Help me please. Simplify 1. √-36 2. -√-625

Pre calc

(cos^4x -sin ^4 x)/(sin^2x)=cot^2x -1 Prove true

pre algebra

2x^2 + 8 - 4x + 3x - 6x^2 + 7 what does this simplify to A)-8x^2 - 7x + 15 B)-4x^2 - x + 15 C)4x^2 + x + 15 D)8x^2 + 7x + 15 pls help me reiny steve or damon pls help me

pre algebra

is 0 a whole number, integer, rational, and real number?

Pre Calc

Solve 2 sin^2 x-3 sin x+1 =0, 0 less than or equal to x < 2pi

Pre-Calc

Solve the following algebraically. log3(x) + log3(x-2) = 1 Are the solutions 3 and -1?

pre cal

Find the angle between 0 and 2π that is equivalent to 24π/4.

pre calc

Find all solutions to the equation 2 sin^2(θ) − sin(θ) − 1 = 0.

pre-calculus

A.) A Ferris wheel has a radius of 32 feet and completes one revolution every 5.4 minutes. What is the speed of the Ferris wheel (in radians per minute)? _______radians per minute B.) A Ferris wheel has a radius of 39 feet and travels 5.6 feet every second. What is the speed ...

Pre-Algebra - 7th Grade

How do you add a negative number and a positive number. For example: -9 + 7 = ?

Pre calc

How do you test for symmetry in an equation? For example, y = x to the fifth power + x to the third power + x?

Pre Algebra

Solving part of a part. How do you use thermometers to solve fraction problems?

pre-cal

How do I find the domain of the following function algebraically? I can determine it from the graph, but not algebraically.

Pre-Cal

1) Verify that the x-values are solutions of the equation. csc x - 2 = 0 a) x=pi/6 b)x=5pi/6 I know that csc x = 2 but I do not know what to do now.

pre calc

f(x)={8 x + 9}/(2 x + 7)(8 x + 6) -Find the x and y intercepts. -How would I go about finding the x and y intercepts in problems like this?

Pre-Cal(Please check)

sqrt2 /10 Do I just leave this as sqrt2/10 or can I reduce it to sqrt1/5?

pre algbra

3x(cubed)times y, -2xy(cubed), -5x, how many terms do you see and what is the product of their coefficients?

7th grade pre-algebra

How to write an expression for the perimeter of the polygon. simplify the expression

pre-cal

Find the area of a square whose side length is 1/4 the value of its area

Pre Calc

Simplify and show work step by step cos²θ + sin² = ???

Pre- cal Trig

2cos^2x=cosx. Can you subtract the cos from cos^2? Or what would i have to do?

pre-calc

How do you find coterminal angles between 0 and 2pi for angles given in pi radians?

pre- algebra

Tell weather a triangle with side lengths of 10,24,26 could be 45 45 90 degrees or 30 60 90 degrees. Explain.

pre algebra

how do i figure out how to write a number setence for the product on the number line -10 -8 -6 -4 -2 0 2

Pre-algebra

If zero is known as the trivial solution, what happens when x = 1? Can you show me how to solve this step by step? Thank you.

pre calc

-4 - (1/2) sin theta=-16 +radical 3 over 4 what are the 2 points of intersection? 0<theta<2pi

Pre-Calc

Express cos9x+cos5x as a product. Can you just multiply the 9 and 5 to get: cos45x ? is that a product?

Pre-calc

Heres the equation y^2 -4x^2 +8x=20 For the center i got (-1,0) For the vertices i got (-1,4), (-1,-4), (1,0), (-3,0) And how do you find the foci?

pre algebra

A hat cost $14 after a 20% discount is applied. What was the hat's original price

pre algebra answer check

Use a proportion to answer the question. 21 is 4% of what number? 21.875???

pre algebra

You and four friends are going to a movie. In how many different orders can you pick your friends up?

pre algebra help

Find the measure of each of the interior angles and exterior angles of a regular hexagon

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