# Math -Precal 11

131,365 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

**precal**

rewrite cosx/secx-1 not in fractional form