HomeworkLib
Question

(2. Solve each equation. (a) a2 - 100 = 300 (b) 2y2 – 2y = -5y (c) –3x + 2 = -22 (d) n4 - 4n2 = -4 (e) -4 = 9x2 + 122 (f) 5+²

please help

math   algebra   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

а* - wo = 300 а? - 300+100 ak = 400 Take square-root both sides - a = + 14-оо а +30 та: 20 - 30. АПА (2-24-54 24- 24+64=o 2+3@ - 3x + 2 = -22 2² - 32+2=0 H²_28-de+2=0 He(x-2)-1(H=2)=0 (Kal) (&-2) =0 d=19 de = 1,2 & n4 - 4n² = -A nA - 40 4450 (n.) = 0@ -4 = 9d2+ late gde? +1234+ 450 gaatbet 62+4=0 34e (34+2)+2 (34 + 2) 20 (31+2) 32+2)=0 34+250, 34+2=0 H = 2 2 = 2 @jwa watso4 (22+) 3²3 = -2(22+1) 422 + 1 +42-32-42-2 472 +82-2+2=0 422+82=0 4Z (2+2) = 0 42=0, 2+2=0 2=0, 2=-2. FZ(0-2) ms. (26?_146 +2

0 0
Add a comment
Know the answer?
Add Answer to:
please help (2. Solve each equation. (a) a2 - 100 = 300 (b) 2y2 – 2y...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • help me 1 Solve the egua rim : y" - 2y' + 2y 0• (20) 2...

    help me 1 Solve the egua rim : y" - 2y' + 2y 0• (20) 2 Solve the equotion: y" - 4y' + 5y = 0 y(0) = 2 y'(0)= 6 • (20) 3 Solve the linear system: (20) X, +2x2 + 3x, = 7 2x, + 5x, + 3x3 = 12, %3D X1+ 0x2 + 8x3 = 10 4 Pind the eigenvəlues, and eiyenvectors (20) 4 -1 5 Find the relation ship between x and y. (20) Y=ax+b, a=?,...

  • help with solving questions 2 and 3 Solve 2x + 3y + 5z = 2 3x...

    help with solving questions 2 and 3 Solve 2x + 3y + 5z = 2 3x - 2y + z = 1 4x + 5y - 2z = 3 Solve 5x^2 + 3x + 4 = 0

  • Systems of Equations: 3x + y = 6 2x-2y=4 Substitution: Elimination: Solve 1 equation for 1...

    Systems of Equations: 3x + y = 6 2x-2y=4 Substitution: Elimination: Solve 1 equation for 1 variable. Find opposite coefficients for 1 variable. Rearrange. Multiply equation(s) by constant(s). Plug into 2nd equation Add equations together (lose 1 variable). Solve for the other variable. Solve for variable. Then plug answer back into an original equation to solve for the 2nd variable. y = 6 -- 3x solve 1" equation for y 6x +2y = 12 multiply 1" equation by 2 2x...

  • B C and E LV VIJ Lou Loui 2. Solve each of the following linear systems...

    B C and E LV VIJ Lou Loui 2. Solve each of the following linear systems using Gaussian Elimination and give a representation of each solution set: a. 2x - y = -3 x+3y = 0 3 - 2y + 2 b. 2x - 4y 2+2 = = = 1 -2 0 4.0 - 2y + 2z c. 2x + 5y + z -2.0 + y - 2 = = = -3 1 2 d 2x1 + 3x2 - 23...

  • 20: Solve the system of equations using substitution method. 2x+5y=26 X+ y= 10 21: Solve the...

    20: Solve the system of equations using substitution method. 2x+5y=26 X+ y= 10 21: Solve the following equation. x-x1/2-6= 0 22: Solve the following system of equations, using elimination method. 2x+3y = 5 5x- y = 4 23: Solve the system of nonlinear equations. Any Method. Y?=x2-9 2y= x-3 24: Convert the log into exponent form. Ln (3x-5)2= 16 25: f(x)= 1/x in words explain the transformation of the following functions. a. g(x) = 1/ (x-3) +5 b. h(x)= -1/(x+2)...

  • Q4 please 4. (a) Find the general solution of the equation y" +2y +2y tan by varia- tion of parameters 6 marks] (b) Find a particular solution of the equation y" +2/ +2y = sin 2x by method of...

    Q4 please 4. (a) Find the general solution of the equation y" +2y +2y tan by varia- tion of parameters 6 marks] (b) Find a particular solution of the equation y" +2/ +2y = sin 2x by method of undetermined coeficients. 4 marks] (c) Use Laplace transform to solve the initial value problem l-1, 21 0-,0)- [10 marks] 4. (a) Find the general solution of the equation y" +2y +2y tan by varia- tion of parameters 6 marks] (b) Find...

  • need help with 24. 2TX 2TX 27 27 9 - 18. 27x* = 81x 27X -81XO...

    need help with 24. 2TX 2TX 27 27 9 - 18. 27x* = 81x 27X -81XO 27x0 X-3- --ix -37x 27(x-3) = X 10. What type of solutions does the following equation have? Do not solve the equation 3x +10x - 40 62-42C - Y TOD 48 3702-400 F 149 20. - *. = 2 + 12. 3x(x-4)=2x-y + 3x2-76 =24 3x2-12 = 2 X -8+2 " 3x² - 12 = 2x + 4 Part III : Answer each of...

  • Find the x-intercept and the y-intercept of each equation. 33. - 3x + 2 y =...

    Find the x-intercept and the y-intercept of each equation. 33. - 3x + 2 y = 12 34 34. 2x – 3y = 24 CHAP FUN Find the slope of the line through each pair of points. 36. (-8, 6) and (-8,-1) In ma relati types an ir 35. (-12, 3) and (-12, -7) 37. (6, -5) and (-12,-5) Find the slope of each line. 38. 3x – 2y = 3 40. x = 6 39. y = 5x +12...

  • Please answer both 4. 0-2 points TanFin1 14.1.022 Solve the linear programming problem by the simplex...

    Please answer both 4. 0-2 points TanFin1 14.1.022 Solve the linear programming problem by the simplex method. Maximize P 12x + 9y subject to x+ys 12 3x ys 30 10x + 7y 70 x 20, y 20 The maximum is P at (x, y)- Submit Answer Save Progress 5. -12 points TanFin11 4.1.028. Solve the linear programming problem by the simplex method. Maximize P2z subject to 2x y + zs 12 4x +2y 3z s 24 2x + 5y 5z...

  • need part d = 4 + + 2. Solve the system of equations s 2x +...

    need part d = 4 + + 2. Solve the system of equations s 2x + 4y + 6z (a) (3x + 5y – 2z = 7 ons 2x + 4y + 62 + 8t = 4 5y - 22 - t = 7 I1 + x2 + x3 = 1 Ii + 2.02 + 3x3 = 0 . + 4.12 + 9x3 = 4 + i + x3 = 1 + 2x2 + 3x3 = 0 . - 13...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT