# Pre-calc

7,941 results

**Pre-Calc**

I'm stuck on a pre-calc problem. I need to find y as a function of x, where the constant c is a positive number for In(y-1)+In(y+1)= -x+c express your question as ln[(y-1)(y+1)] = -x+c change that to exponential form e^(-x+c) = (y-1)(y+1) e^(-x+c) = y^2 - 1 y^2 = e^(-x+c) + 1 ...

**Pre-Calc**

Can you show me how to find the rectangular equation of r=2costheta + 3 sin theta All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you

**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**

Does this: sqrt 3x-4=(x-4)^2-3 Multiply out to: x^4-16x^3+90^2-211x+173 I then need to put it in the graphing calc and see what the roots are.

**Pre-Calc**

This is the last question on my pre-calc homework, I looked through the textbook and have no idea how to do this. 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 ...

**Calc or Pre calc**

I am having trouble doing this problem. I know how to do indefinate integrals, but I don't know how to do definate integrals. Can you show me how to do this. Evaluate 5 (x^3-2x)dx 2

**math**

Hi, How do I improve my math skills? I can't calculate in my head (I.e 2x43), I would actually have to write it down to solve it. I took pre-calc, calc and didn't have problem understanding. I don't know what is wrong. what should I do?

**Pre-Calculus**

Can you show me how to find the rectangular equation: r=2cos(theta) + 3 sin (theta) All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you

**Pre Calc**

How do I do this?... Sq Rt[(9*Sq Rt(3x^2))]

**pre calc**

13-5e^2x=3

**Pre Calc**

h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 5 8 1 5 2 7 6 5

**pre calc**

(1/x^2-49)/(1/x+7)?

**pre-calc**

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

**pre-calc**

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

**Pre-Calc**

2-2

**pre calc**

g(1/2)=-(1/2)^2+7(1/2)-7

**pre-calc**

(8y2+3y-7)(3y+4)

**pre-calc**

how do i solve this w(4-w^2)=8-w^3

**Pre Calc**

the domain of g(x)=x^3-2x-1

**pre-calc**

what does this simplify to: f(x)=x/(x+4)^(1/5)-2

**pre calc**

f(x)=1/x+2 how do i solve this

**Pre Calc**

please h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 6 0 2 2 5 7 6 7

**Pre-Calc**

f/g=? Given that f(x)=x^2-9 x and g(x)=x + 14

**Pre Calc**

Solve for x: |4x+6|-|2x-1|<5

**Pre Calc**

Simplify: n!-(n-1)! --------- (n-1)!

**Pre Calc**

Solve for A and B if: 1 A B ----- = --- + --- k(k+1) k k+1

**pre calc**

(4^x2)^2 mulipled by 1/(4^5x)=64

**pre calc**

simplify: 2^x X 2^y +2^x X 2^y + 2^x X 2^y + 2^x X 2^y

**Pre Calc**

ln (x^2 +x-12)=3ln2

**pre-calc**

what are the asymtopes of 2x/x-3

**Pre-calc**

Logx16=-2

**pre-calc**

3-log(x+2)=5

**Pre-Calc/Trig...**

If f(x)=1/(x+2), what is f(3+h)? A. 1/(3+h) B. 1/(h+5) C. 1/(x+2)(3+h) D. (3+h)(x+2)

**pre-calc**

how do you factor 3x^-1/2 + 4x^1/2 + x^3/2?

**pre calc**

5x+3yi=5-6i?

**pre calc**

solve each inequality: (x-4)(x-2)^2(x-3)^2 < 0

**Pre Calc**

solve the quation. t/3+t/5=1.

**pre-calc**

how would you solve x^(5/2)(x^(1/2)- 1/x^(1/2))

**pre-calc**

for f(x)=2^x is f(x) an increasing function.?

**pre-calc**

for f(x)=2^x is f(x) an increasing function.?

**pre calc**

how do you put these in y=mx+b form 3x+5y=8 16-5x=2y

**Pre Calc**

Simplify (n+1)!/(n-1)! Help please?

**pre calc need help**

solve. 4x+2/3 - 3/4 = 1/2

**pre calc**

what is the domain and range of f(x) x^3?

**pre calc**

f(x)= x^2+5 g(x)= square root x-1 (f/g)(x)

**pre calc**

Example 1: Let f(x) = ex and g(x) = ãx Find: (a) f(g(x)) (b) g(f(x))

**Algebra II/ Pre Calc**

ln(12+x)= It is not (ln 12)(ln x) or (ln12x)

**Pre-Calc**

300=5000^e*.3x

**pre calc**

lnX + ln2 = 3

**pre calc**

lnX + ln2 = 3

**Pre calc**

.5ln(x+3) - lnx=0

**Pre-Calc**

How would I solve: X^(4/3)+X^(2/3)=28

**Pre-Calc**

cot 19.8 degrees

**pre-calc**

How do u solve (f-g)(x) when f(x)=4x/7 +7 and g(x)=-6/x Ok so its (f-g)(x)=4x/7 +7 - (-6/x) But how do u simplify it from there? Thanks!

**Pre Calc**

sec(cos-1 (4/5))=?

**math pre calc**

solve for x. 8^6+3x=16

**Pre-Calc Help!!!!!!!!**

cos(2tan^-1(15/8))

**Pre-calc**

Focus of the ellipse 9x^2+2y^2=36

**pre calc**

3x + 2iy =6 + 10i

**Pre-calc**

Solve 3.3= 1.005^n

**Pre calc**

Please finish y+7=6/7x-30/7

**pre-calc/ trig**

Sinx=0

**Pre-Calc**

How do I solve this equation? 4^x * (1/2)^3-2x = 8*(2^x)^2

**Pre-Calc**

Eliminate the parameter x = t^2 - 1 and y = t^2 + t

**Pre calc**

y=5tan1/2(x+pi/4) What is the period?

**Pre-calc**

2x^2 - 12x - 3y^2 - 24y +60 = 0

**Pre-Calc**

Help please Find f(2) and f(a+h) when f(x)=3x^2+2x+4

**Pre-Calc**

help please For f(x)=3x+1 and g(x)=x^2-6 find (f-g)(x) A. x^2-3x-7 B. 7+3x-x^2 C. 3x^2-17 D. -x^2+3x-5

**Pre-Calc/Trig...**

what is In e^4.3 equivalent to? How?

**Pre-calc/trig**

5=log3(x^2+18)

**Pre Calc**

Solve 0=e^3x-9e^2x+20e^x

**pre-calc**

|2x+1| greater than or equal to |x-3|

**Pre Calc**

Evaluate the quantity. 4 · P(4, 4) · C(9, 5)

**Pre Calc**

simplify the expression x-4 when x is less than 4

**PRE CALC**

The x-intercept of the graph of f(x) = sqrt(x - 1) - 2 is (5, 0)

**pre calc asap**

what is the domain and range of f(x) =x^2

**pre calc**

Find a linear factorization of: f(x) = x^3 + 5x - 6. thanks.

**pre calc**

what quadrants does the point 2,4 and 0, 3 belong in

**pre calc**

what are some point for the problem y=1/2x+2

**Pre Calc**

for how many integers x is the value of -6/(x+1) an integer?

**Pre-calc**

How do you find the range of a projectile?

**Pre-calc-urgent**

How do you find a formula for f(x) and g(x) if h(x)=f[g(x)] h(x)=(2x^3-5)^4

**Pre Calc**

Determine K: a:12! b:65!+64!+63!=k^2*963! -- =k 10! c:(k+5)!=(k^2+196)(k+3)!

**Pre-Calc**

Solve the equation. (tan^2)3x=3

**Pre calc**

Find the domain of the function: F(x)= 2-x^2

**Pre calc!**

Find the domain of the function: F(x)= 2-x^2

**Pre-Calc**

How do I solve this equation? x+5 = sqrt(x+5)

**Pre-Calc**

Find [4(cos115+isin115)]^6

**pre calc**

phase shift of: y=-5sin(3x+3.14/5)+2

**Pre-calc**

simplify cot(x+π)

**Pre-calc**

Project U onto V. U=(4,2) V=(1,-2) ?? Is there a formula for this?

**College Pre Calc**

lim t>7 F(x) (1/t)−(1/7)/t-7

**College Pre Calc**

lim t>7 F(x) (1/t)−(1/7)/t-7

**math pre calc**

gaussian elimination x+Y+Z=-2 X-y+5z+22 5x+y+z=-22

**math pre calc**

solve for X marticies 2 0 5 4 -1 3 =2 6 x -7

**Pre-calc**

The plane y + 4z = 15 intersect which axes?

**Help please!! For pre-calc**

Logx16=-2 how do you solve this?

**Pre-calc**

find the domain of (x+2)/x^3-16x

**Pre calc**

8sinxcosx=1 I don't know where to go after 2sinxcosx=1/4

**Pre-Calc**

Solve for x: log base27 (2x-1) = 4/3