What are the exact solutions? x^2+4x+4=36 I have 34,38 Is this right?
7,538 results
Algebra 1 Answer Evaluation
Solve x^2 6x  13 = 0 by completing the square. Give exact solutions. A: x = ±√22 (or) x = ±4.69

Precalc
Find the exact solutions to each equation for the interval [0,360) 2cosxsecx = 1

Trigonometry
Find all solutions between 0 and 2pi. Round to two decimal places. In radians. Find all solutions between 0 and 2 pi. Round to two decimal places for the final solutions. The answers should be in radian mode. If you can use exact values use them. At least

Math check
Decide whether each equation has one, no solutions, or infanatly many solutions 1.) 2(x  3) = 2x One solution no solutions many solutions infinatly many solutions 2.) 3(y  3?) = 2y  9 + y One solution no solutions many solutions infinatly many solutions

Math
Give the exact and approximate solutions to three decimal places. X^27x+3=0 The exact solutions are x=________ The approximate solutions to 3decimal places are x=___________

math
x^2=8x9 solve by completing the square to obtain exact solutions

trig
solve equation for the exact solutions if possible put answer in degrees. 2tanx/3tan^2x=1

Math
How many real number solutions does the equation have? y=3x^25x5 A)one solution B)two solutions C)no solutions D)infinitely many solutions I can't figure this question out. Any help would be amazing.

math
Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 7x^24x+1=2x^27x+3 Please help!!!!! :(

math
Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 12x=3x^214 Please help!!!!! :(

math
give exact and approximate solutions to three decimal places (x2)^2=12

trig
Solve the equation for exact solutions over the interval [0, 2pi]. 4 cotx+2=2

Algebra 2
1)Find the exact solutions of the system of equations x^2 + 2y^2 = 18 and x = 2y. x=2y x^2+2y^2=18 (2y)^2+2y^2=18 4y^2+2y^2=18 6y^2=18 y^2=3 y=+ã3 x=2(+ã3) x=+2ã3 (+2sqrt3,+sqrt3) 2)Simplify, (d/(d^29)) + (5/(2d+6)) [d / (d^2  9)] + [5 /

Algebra II
Find the exact solutions to 6x^2+x+4=0 by using the quadratic formula. x=b+sqrtb^24ac/2a 1+sqrt1^24(6)(4)/2(6) 1+sqrt95/12 195/12 96/12 x= 8 1+95/12 94/12= 7.8333.. [8, 7.83](answer)

Math
Give exact and approximate solutions to three decimal places. (x4)^2=20

algebra
give exact and approximate solutions to three decimal places (x5)sq = 18

ALGEBRA
give exact and approximate solutions to three decimal places x^2  7x + 7 = 0

Algebra
Solve the logarithmic equation. Be sure to reject any value of x that is not in the domain of the original logarithmic expression. ln ã(x+4)=1 What is the exact solution? Select the correct choice below and, if necessary, fill in the answer box to

trig
3tan(3x) = sqrt(3) Solve the equation for exact solutions of the interval [0,2pi).

algebra
what are the solutions to the equation 2x^2=18 the possible answers are A. 2 solutions +/9 B. 2 solutions +/3 C. 2 solutions +/√3 D. No solutions. i am completely and utterly lost so if someone could help me just like figure out what to do with the

algebra
1)What is the 4x^2=y^2+8y+32 answer= either hyperbola or parabola 2)The graph of which equation is a circle? answer= 5x^2+10x+5y=9 3)Solve the system of equations by graphing x^2+y^2=16 and y= x+4 answer= (4,0),(0,4) 4)Find the exact solutions of each

Algebra
Consider the equation 4x^2 – 16x + 25 = 0. (a) Show how to compute the discriminant, b^2 – 4ac, and then state whether there is one realnumber solution, two different realnumber solutions, or two different imaginarynumber solutions. (b) Use the

Math
Give exact and approximate solutions to three decimal places. X^25x+3=0

Precalculus
Please help!!!!!!!!!!! Find all solutions to the equation in the interval [0,2π). 8. cos2x=cosx 10. 2cos^2x+cosx=cos2x Solve algebraically for exact solutions in the interval [0,2π). Use your grapher only to support your algebraic work. 24. cos2x+sinx=0

pre cal 2
find the exact solutions in the interval [0,2pi), sin4x=2sin2x

Algebra
Y^2  20y + 100 = 64 Looking for exact solutions. I know they are integers, but...is there a decimal solution? Thanks

Math  Exponential equation
Solve the exponential equation. Express your solutions in exact form only. Please show all of your work. 5e^(x log(9)) = 11

Trigonometry
Determine exact solutions for each equation in the interval x E [0,2 pi] sin^2x  3/4 = 0 *3/4 is a fraction 2tan^2x  square root 12 = 0

algebra
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help sin (pi/12)

trig
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (7pi/12)

Math
1)How many real number solutions does the equation have? 8x^28x2=0 A) One Solution B) Two Solutions C) No solutions D) Infinitely many solutions If someone could help me with this that would be great since I am confused. Thank you!

PreCal
Approximate the equation's soultions in the interval (o, 2pi). If possible find the exact solutions. sin 2x sinx = cosx I do not know where to start.

Algebra
Use the quadratic formula to find the exact solutions of the equation. Show work. Simplify the final results as much as possible. 4x^2 – 16x + 25 = 0.

algebra help
I need help with this problem not understanding it. Give exact and approximate solutions to three decimal places. x^2+6x+9= 81 what are the exact solutions? x=___ There are no approximate solutions since the solutions are integers.

math
Solve the equation by completing the square. If the solutions are real, give exact and approximate answers. Otherwise, list the exact solutions. 2y^2=12y3 Please help!!!!!!:(

Algebraic
Determine the roots of the quadratic equation by completing the square. Solve for exact solutions and approximate solutions. Check your solutions. Y=x26x12

Trig Equation
Solve for x (exact solutions): sin x  sin 3x + sin 5x = 0 ¦Ð ¡Ü x ¡Ü 0  Now, using my graphics calculator, I discovered that the following equation has 5 solutions. I have managed to come up with 3 of them but I'm having trouble finding the

Maths
Solve for x (exact solutions): sin x  sin 3x + sin 5x = 0 ¦Ð ¡Ü x ¡Ü ¦Ð  Thankyou. I tried find the solutions on my graphics calculator but however, the question is to find the EXACT solution(s) for the equation so I guess it will

trig
how can i find all the exact solutions to the equation : 2cos^2x + 3sinx = 3 the solutions have to be between [0,2pi)

trig
2sin(x)cos(x)+cos(x)=0 I'm looking for exact value solutions in [0, 3π] So I need to find general solutions to solve the equation. But do I eliminate cos(x), like this... 2sin(x)cos(x)+cos(x)=0 2sin(x)cos(x)= cos(x) 2sin(x) = 1 sin(x) = 1/2 at 4pi/3

calculus
Solve the equation by extracting square roots. List both the exact solutions and decimal solutions rounded to the nearest hundredth. (x7)squared = (x+3)squared

math
First try to solve the equation by factoring. If you are unable to solve the equation by factoring, solve the equation by using the quadratic formula. For equations with solutions that are irrational numbers, give exact solutions and approximate solutions

Algebra
Consider the equation: 4x^2 – 16x + 25 = 0 (a) Show how to compute the discriminant, b^2 – 4ac, and then state whether there is one realnumber solution, two different realnumber solutions, or two different imaginarynumber solutions. (b) Use the

algebra
What are the exact solutions? x^2+4x+4=36 I have 34,38 Is this right?

Algebra 2
How do you find the exact solutions of x^2 (y  6)^2 = 36 and y = x^2?

Algebra 2
Find the exact solutions of x^2  (y  6)^2 = 36 and y = x^2. (0,0), (6,6), and (6,6)?

algebra
i dont do the solutions very well could someone help me? how many real number solutions does the equation have? 0=2x^220x+50 A. 1 solution B. 2 solutions C. no solutions D. infinite solutions Is it C? Also if anyone has the rest of the answers to Unit 4

Pre Calculus
find all exact real solutions of the equation. x^42x^224=0

Algebra
Find the exact solutions of the systems of equation x^2+2y^2=18 and x=2y

Algebra
Complete the square to obtain exact solutions: x^2+6x+13 = 0 2x^25x3 = 0

algebra
x^27x+3=0 1) exact solutions x=? 2) approx to 3 decimal places x=?

Algebra 2
Find the exact solutions of x^2  (y  12)^2 = 144 and y = x^2. No solution?

math
give exact and approximate solutions to three decimal places x^2+8x+16=9

algebra
(x10)^2=20 Give exact and approximate solutions to three decimal places.

algebra
give exact and approximate solutions to three decimal places (x+5)^2=81

Math
give exact and apporeriate solutions to three decimal places (x2)^2=12

Math
Give the exact and approximatel solutions to three decimal places. X^27x+7=0

TRIG HELP
find the exact solutions over the interval tanx = 1 all real x

algebra
How do you find the approximate and exact solutions for square root of 45

Trigonometry
What are the exact solutions within the interval [0,2pi)? sin2x=cosx

Algebra
(x6)^2=1? Give exact and approximate solutions to three decimal places

Algebra
give exact and approximate solutions to three decimal places. x^2+5x7=0

algebra
y^22y+1=36 give exact and approximate solutions to three deceminal places

algebra
give exact and approximate solutions to three decimal places. x^2+5x7=0

Mathtrigonometry
Several questions from my homework, any are appreciated. Thanks! Solve: 1) sinxtanx=0 2) 3csc^2x=4 Find all solutions within (0,2pi) 3) cos4x(cosx1)=0 4) cos4x7cos2x=8 Use inverse functions where necessary to find solutions from 0 to 2pi 5)

algebra
can someone plzs help me solve the equations by finding the exact solutions ln(x)ln(5)=7 the next one is ln(e)=ln(with a v like symbol with 2/x)ln(e)

algebra
give exact and approximate solutions to three decimal places for x^2+18x+81=49

math
give exact and approximate solutions to three decimal places y^212y+36=4

Algebra II
Please help me! Find the exact solutions to the quadratic equation in the complex numbers. (x13)²=36

algebra
Give exact and approximate solutions to three decimal places x^2+18x+81=1

Trigonometry
Find the exact solutions of the equation in the interval [0, 2π). (4 sin x)(cos x)=1

math
Give exact and approximate solutions tto three decimal places x^27x+9=0

algebra
Find the exact solutions to the quadratic equation in the complex numbers. (x13)²=36

Pre calculus
Please help me! Find the exact solutions to the quadratic equation in the complex numbers. (x13)²=36

ALGEBRA
give exact and approximate solutions to three decimal places. x^2 + 10x + 25 = 1

Algebra II
Find the exact solutions to the quadratic equation in the complex numbers. (x13)²=36 HELP ME PLEASE!

precalculus
solve the logarithmic equation. be sure to reject any value of x that is not in the domain of the orginal logarithmic expression. In square root of x+2=2 (If I try to make the square root sign it will not come out right so I wrote it out instead) What is

math
Can some one help me understand this question please? Give exact and approximate solutions to three decimal places. x^27x+11=0

Math
Give exact and approximate solutions to three decimal places for y. y^26y+9=64 If anyone can help with this problem I would really appriciate it. Thanks

precalculus
Solve the logarithmic equation. Express your solutions in exact form only. 18e^x e^x=7

trig
Find the exact solutions of the equation in the interval [0,2pi). sin(x/2)+cos(x)=0

trig
findall exact solutions ( in terms of radians) to the equation 2cos(40)radical 3 =0

Algebra 2
Hey, I just have two questions, Thanks. 1. Find the exact solutions of x²  (y  6)² = 36 and y = x² 2. Solve the system,4x² + y² = 20 and y = 4x.

algebra
Please Help me solve this problem... Give exact and approximate solutions to three decimals places. x^2 + 3x  7 = 0 Thanks!!!

college algebra
Solve the exponential equation. Express your solutions in exact form only. Please show all of your work. 3^x70*3^x=9

pre calculus
Solve the exponential equation Express you solutions in exact form only Please show your work e^2x  9e^x  20 = 2

math101
Solve for x. The solutions in interval notation are of the form (a, b). State a. (Enter an exact number.) abs(3 x + 15) < 30

Math  2
Solve the exponential equation. Express your solutions in exact form only. Please show all of your work. (e^(2x) – 10e^x) / 13 = 3

trig
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help sin (pi/12)

trig
find the exact solutions (¦È in degrees) sin^2¦È+2cos¦È=2 range= 0¡Ü¦È

Trig
Solve each equation for exact solutions over the interval [0,360)where appropriate. Round approximate solutions to the nearest tenth degree. Sin^2Theta=Cos^2Theta+1 My Work: Using double angle Identity I subtract 1 to other side therefore:

intermediate algebra
use thr discriminant to determine wheather the following equations have solutions that are two different rational solutions;two different irrational solutions; or two imaginary solutions.8x^2+7x+3=0

algebra
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (7pi/12)

trig
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (5pi/12)

algebra
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (5pi/12)

Math Algebra
This one showed up in the middle of my quadratic equations. There is no y or 0. What am I supposed to do with it? Give exact and approximate solutions to three decimal places. (x+5)^2=81

math
21.Faith solves the equation 3(7x+4)=21x+4. How many solutions does she find? A. Infinitely many solutions B. 2 solutions C. 1 solution D. 0 solutions

statistics
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (4pi/3 – 3pi/4)

Algebra
Give exact approximate solutions? HUH? to three decimal places. y^220y+100=64 In terms of i and use radicals if needed. :) Thanks

algebra
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (4pi/3 – 3pi/4)