# 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

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