# PreCal

393 results

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

### precal

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

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)

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

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?

(root2-root2i)^6

### PreCal

How do you simplify i38?

cotxsinx=cosx

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

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