# PreCal

390 results

**precal**

4(3.75^1/64-1)=r

**precal**

(x^2+11)/(3-x) x=4i

**Precal**

wa

**precal log**

4^(2x-5)=8^(x-3) Thanks

**precal**

(48)with the exponent of 1/2

**precal**

(-8)the exponent is -1/3

**precal**

solve for x: (x^2-2x)^2 -11(x^2-2x)+24

**precal**

Solve for y: (y-(10/y))^2+6(y-(10/y))-27=0

**PreCal**

Solve for x. -3x^2+8=-4

**Precal**

graph 2x^2/(x-2)(x+4)

**precal**

sqrt2/2^2

**Precal**

Solve for x 9^(x^2) = 3^(-5x-2)

**Precal**

Solve for x 9^x - 4 * 3^x +3=0 I know the 9^x = (3^x)^2

**precal**

3sin3x+2=4

**Precal**

b^2=13^+8^2-2(13)(8)cos135

**precal (log)**

3^(log3(4x)) thank u

**precal**

solve by subsituting 5x+4y=7 x-3y=9

**precal**

are there solutions to x^3+27i=0 is so what are they?

**precal**

(root2-root2i)^6

**PreCal**

How do you simplify i38?

**precal**

cotxsinx=cosx

**precal**

cosx/sinxcotx=1

**Precal**

log(base 5)((x^2+2x+1)/x^2)

**precal**

which of the following is an asymptote of f(x)= 5/x+6

**PreCal**

Solve The Inequality 0 < -9x/x-x^2

**Precal**

Is y=-2 x 5^x a monomial function?

**precal**

demoivre theorem (2-2i)^8

**Precal**

How do i find the asymptotes? y=(1/x-4)+3

**Math/Precal**

How do i solve for x: (9^2x)/(27^x-2)=81^3x-4

**Precal**

solve for x if -2=log(3x+5)

**Precal**

how to express 3+4i in polar form

**precal**

logs 9^(2x-5)=27(x+4) and 3log(underscore4)(2x-1)=15 Thank you

**Precal**

Would this be the answer for this problem 2x^3-x^2 > x x>1 or 0>x>-1/2

**Precal**

Would the limit of lim x-->3 (x^3 -27)/(x^2 -9) be: 9/2?

**Precal**

How do you find the 6th root of -i?

**precal**

simplify: csc²x secx

**precal**

How do you solve: sin[arccos(-2/7)] ?

**precal**

find all the roots of x^4-8x^2+5.

**Precal**

What are the roots, real and imaginary of: Y=x^4-6x^3+9x^2-6x+8

**precal**

identify the trigonometric form of -6+6i

**precal 2**

solve the equation 4cos^2x-1=0

**PreCal**

Write the expression (7 – 7i) + (–8 – 2i) in the form a + bi

**precal**

sec^4x-tan^4x=1+2tan^2x

**precal**

sin^2x-1=sec^2x-tan^2x

**precal**

csc^2x-cos^2xcsc^2x=1

**precal**

sin^2x/cosx=sec^2x-1

**precal**

Find the Difference quotient: 4/(x-3)^2

**precal**

find the domain and inverse for (f)= 2 + 1/(e^(x/3-5)

**precal**

how do you use demoivre theorem for (-1+i)^7

**Precal**

Is this correct? y^2/25 + x^2/21 =1 Vertices: (5,0),(-5,0) Foci: (0,2),(0,-2)

**Precal**

Solve for x and show the steps 1. 3^(x+1) =9^5x 2. 3^(5x)9^(x^2) =27

**Precal**

Can you explain how to complete the square? x^2 -y^2 - 2x +4y-6=0

**Precal**

Evaluate the limit of f(g(x)) as x approaches 0. F(x)= 4x-4 G(x)= 8x+1

**PreCal**

absolute values solve for "x" 2|5x-5|+4=20

**precal**

solve for x: 4sin^2x= 4cosx+1

**precal**

solve for x: 4sin^2x= 4cosx+1

**precal**

solve for x: 4sin^2x= 4cosx+1

**PreCal**

A square sheet of cardboard 18 inches is made into an open box (there is no top), by cutting squares of equal size out of each corner and folding up the sides. Find the dimensions of the box with the maximun volume. Volume= base(width)height but base + 2H =18 base + 2W=18 ...

**precal**

verify: tanx secx = -2tanx

**precal**

complete the identity: sin^4x-cos^4x

**precal**

If lim 1/5^n exists, what is its value? It's either 0.2 or 0

**PreCal**

Let g(x)=2x+6 if k(g(x))=4x+12/3-the square root of 2x-5. Find the formula for k(x)

**precal**

Find the components and so that fog =H . H(x)=log_3e^x

**precal**

tan3x=(3tanx-tan^3x)/(1-3tan^2x)

**Precal**

Solve the exponential equation algebraically 5^(-t/2) = 0.20

**Precal**

find the minor axis 1x^2+36y^2=1

**PreCal**

Solve Using Log Properties: 1/4 = 8^3x+5

**Precal/trig**

sina=3/5, pi/2<a<pi evaluate cos2a

**Precal**

Prove algebraically that |w+z|<=|w|+|z| for any complex numbers w and z.

**Precal**

Use row reduction to solve this x+4y=-22 -2X-2y=14

**precal**

If = 38° and y = 42 cm, what is the value of z to the nearest tenth of a centimeter?

**Math/Precal**

i would like help for x with the equation: 2(3^x)=5

**Precal**

Solve the equation: Logx=1-log(x-3)

**Math/precal**

How do i solve y=7b^x to find the y and x intercept?

**Math/Precal**

how do i solve log(8y-7)/logy

**precal**

Determine the focus of the parabola with the equation x2 - 6x + 5y = -34

**precal**

Which of the following functions is the inverse of the function {(1,2),(3,4),(6,8)}? a. {(6,8),(3,4),(1,2)} b. {(2,1),(4,3),(6,8)} c. {(2,1),(4,3),(8,6)} d. {(2,1),(3,4),(8,6)}

**precal**

rewrite cosx/secx-1 not in fractional form

**urgent precal**

What is cosx/ (secx-1) not in fractional form?

**precal**

from {o, 2pie} what are the solutions of cos(squared)x- cos2x=0

**precal**

from {0,2pie} what are the solutions of tan x/4= square root of 3/3

**precal**

given cscx= -3 and tanx>0 find cosx

**precal**

[0, 2pie] 2cosxcscx-4cosx-cscx+2=0 What are these solutions?

**precal**

solve cos(squared)x + sinx = 1 {0, 2pie)

**quick precal concept**

is there no solution for a triangle with C=50deg a=25 c=22?

**precal**

find the exact value: sin(315-60)

**precal - iterates?**

Find the third iterate of the function f(t) = 9t - 3 when t0 = 1/3 + i/9.

**math: precal**

How do I find the zeros of a polynomial function?

**PreCal**

Factor Completely: 10y^7 +26y^6 -12y^5

**precal 2**

find the area of the triangle B=72degree 30', a= 105, c=64

**precal 2**

use the law of cosines to solve the triangle a=55, c=72, b=25

**calculus and precal**

find k such that f(x)=3k-2x+3kx^2-x^3 has a factor of (x-2).

**precal**

what is the answer to cot^2X+5=csc^2X+4?? i am not sure where to begin

**precal**

given tanx= (1/2) and cscx<0, find cos2x

**PreCal**

Simplify using identites tan(-x)cosx

**precal**

how do you find an exponent variable without logarithms? ex. 8.2=1.65(0.8)^n-1 thanks

**precal**

write as single log -4ln(x+1) + 9ln(x)

**PreCal**

I'm suppose to solve log(3)-27=x I get 3^x=-27 I can't go any father correct?

**precal**

what is the 7th geometric sequence when a10 is 9 and a13 is -72

**PreCal**

Rationalize the denominator of the expression: sqrt2+1/sqrt-1