# Math -Precal 11

137,635 results

### Math/Precal

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

### Math/Precal

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

### 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

### math: precal

How do I find the zeros of a polynomial function?

### Math/Precal

What are the first three terms in the expansion of (-4x-3)^5??

### Math/Precal

Given sinA=3/5 and cosA=5/13, find sin2x

### Precal/Math

How do i find the equation in the form: y=a(sqrt b(x-h))+k From the points (-5,3) (-4,-1) (-1,-5)

### Math/Precal

Given cos a = -4/7 and sin b = 3/5, where a and b are not in quadrant 2, find the coordinates of p(a+b)?

### Precal/math

How do i write this as a single trigonometric function?? (2sin pi/12)(cos pi/12)

### Math/Precal

Given the word OCTOBER, how many different 3 letter words can be created??

### precal/math

use calculator to approximate sec 10 degrees. round to 2 decimal places.

### Math/Precal

In a poker hand of 5 cards how many ways can you get a full house? (3 of a kind and a pair)

### Math/Precal

How many 4 digit numbers greater than or equal to 3000 and less then 8000 can be formed with no repition in there digits??

### Math Analysis (PreCal)

write the equation of a sine function whose amplitude: 2 period: π/2 phase shift: 2/3

### precal

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

### precal

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

### Precal

wa

### Math/Precal

There are 12 students to be seated in a row of 12 chairs, paul and martha have broken up and will not sit together. How many different seating arrangements are possible?

### Math/precal

Determine the exact value of tan(38pi/12) or tan(19pi/6)

### Precal/math

for composite functions i have a graph of f(x) and g(x) and i have to find (f⋅g)(0) so is that when f and g is 0 on the x or y?

### math

Are is their a good website that has good video with precal lessons im havong difficulty with a bad teacher

### math

Are is their a good website that has good video with precal lessons im havong difficulty with a bad teacher

### technical math/precal

18/3square roots of 6-7square roots of 2

### Math (Precal)

csc^2x secx/sec^2x+csc^2x simplify.

### 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

### Math Precal/Trig

Solve for n. 7((1-(-3)^n)/(1-(-3))=3829 I was confused on distributing the number 7, because we've always had problems with the number 1 on the outside.

### 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

### 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 ...

### Math precal

Show that ab= 1/2 [(a+b)^2 - (a^2+b^2)] Show how's its done i want to learn thank u

### Precal/Math

Solve: log(3-2x)-log(x+24)=0

### 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?

### Precal

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

### 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)}

### Math/Precal

what is the first term of an arithmetic sequence if the 7th term is 21 and the 10th term is 126