# pre-calc

7,873 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

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

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?

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

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