# Pre-Calc

8,272 results-
## 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

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 - -
## 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 -
## 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

g(1/2)=-(1/2)^2+7(1/2)-7 -
## pre calc

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

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

2-2 -
## pre-calc

(3^-2+4^-2)^-1/2 -
## Pre-Calc

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

(3^-2+4^-2)^-1/2 -
## pre calc need help

solve. 4x+2/3 - 3/4 = 1/2 -
## Pre-Calc

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

Simplify: n!-(n-1)! --------- (n-1)! -
## pre-calc

(8y2+3y-7)(3y+4) -
## pre-calc

3-log(x+2)=5 -
## pre calc

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

what are the asymtopes of 2x/x-3 -
## 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

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

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

Please finish y+7=6/7x-30/7 -
## Pre Calc

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

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

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

5x+3yi=5-6i? -
## pre calc

f(x)=1/x+2 how do i solve this -
## Pre Calc

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

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

If the equation is y = -x^2 + 6/2 Would it become y = x^2 + 3? Or would it be y = x^2/2 + 3? Thanks. -
## pre calc

(4^x2)^2 mulipled by 1/(4^5x)=64 -
## pre-calc

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

Logx16=-2 -
## 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

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

how can I divide (3+4i)/(2-5i)?? If there's work, that would help me too -
## Pre Calc

solve the quation. t/3+t/5=1. -
## Pre-Calc Help!!!!!!!!

cos(2tan^-1(15/8)) -
## Pre-calc

Focus of the ellipse 9x^2+2y^2=36 -
## pre-calc

one to one property, 3^x-4=1/27 Need help do not understand -
## Help please!! For pre-calc

Logx16=-2 how do you solve this? -
## Pre Calc

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

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

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

Evaluate the quantity. 4 · P(4, 4) · C(9, 5) -
## pre calc

lnX + ln2 = 3 -
## Pre Calc

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

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

lnX + ln2 = 3 -
## Math

Please someone help with my pre calc question! -
## pre-calc

for f(x)=2^x is f(x) an increasing function.? -
## Pre calc

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

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

what is the domain and range of f(x) x^3? -
## Algebra II/ Pre Calc

ln(12+x)= It is not (ln 12)(ln x) or (ln12x) -
## pre calc

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

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

simplify the expression x-4 when x is less than 4 -
## Pre-calc

use either substitution or elimination 4/x-3/y=0 4y=3x -
## pre calc

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

for any two linear functions f(x)=ax+b and g(x)=cx+d, is f o g the same as g o f? -
## Pre Calc

#3.) The following states about f(x) are true: • -
## Pre-Calc/Trig...

what is In e^4.3 equivalent to? How? -
## Pre-Calc/Trig...

Assume f(x) = -2x + 8 and g(x) = 3x. What is the value of (f + g)(-1)? -
## Pre-calc

Solve 3.3= 1.005^n -
## Pre-Calc

cot 19.8 degrees -
## pre-calc

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

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

solve for x. 8^6+3x=16 -
## pre-calc

for f(x)=2^x is f(x) an increasing function.? -
## pre calc

what are some point for the problem y=1/2x+2 -
## pre calc

3x + 2iy =6 + 10i -
## pre-calc/ trig

Sinx=0 -
## Pre-calc/trig

5=log3(x^2+18) -
## Pre-Calc

300=5000^e*.3x -
## Pre Calc

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

f(x)=e^(2x-1) +3 Find the equation of asymptote -
## pre-calc

what are all the real zeros for 1x^5+2x^4+4x^3+19x^2+9x-5? -
## pre-calc

A={3,4,5,6,7,8,9} B={4,6,8,10} C={8,9,10,11} find the indicated set if A¿B and AUBUC -
## Pre-Calc/Trig...

Solve using any method. 1. 2x^2+5x-3=0 2. -x^2+x+1=0 -
## Pre Calc

f(x)=e^2x-1 +3 **(2x-1) is the power** what is the equation of asymptote -
## pre-calc

how would you solve 3/(x+2) - 6/3x = 6/(3x+6) algebraically and graphically? -
## Pre-calc

find the domain of (x+2)/x^3-16x -
## Pre-Calc/Trig...

vertex form:y-4=-(x-4)^2 -
## Pre-Calc/Trig

How would I solve this one? I just can't get this one. 6x^2+11x-35=0 -
## pre calc asap

what is the domain and range of f(x) =x^2 -
## Pre-Calc

Evaluate the indicated function for f(x)=x^2-8 and g(x)=x-4 (fg)(3) Am i doing this right? ((x^2)-8))(x-4) =(x^3 -12+32)(3) Answer=3x^3 -36+96 Thanks! -
## Pre-Calc/Trig

Have i solved this correctly? x^2+3x-28=0 (x+7)(x-4)=0 x=-7 or 4 -
## Pre-Calc/Trig

How would I solve this? x^2+10x+24=0 -
## Pre calc

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