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Question 1 Solve and simplify the answer to each problem into...
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...
Please answer with all the steps, thank you! Question 1. (16 points] Solve each of the...
Please answer with all the steps, thank you!
Question 1. (16 points] Solve each of the following IVPs: (a) y" + 4y' + 4y = -32 cos(4x) + 3e-27, y(0) = -75, Y'(0) = - 128 (b) y'" – 4y" + y' + 6y = 10 sin x + 12e32, y(0) = 0, y'(0) = 1, y" (0) = 2 (c) y" – 24" = 16e2x – 36x + 14, y(0) = 6, y'(0) = 0, y" (0) = 2...
Please answer questions 51,52 & 53 And include all work. Thanks. 3-58, solve the system by...
Please answer questions 51,52 & 53
And include all work. Thanks.
3-58, solve the system by using the elimination method. 33. 4x + 3y = 7 35. 3x-2y=1 ad 34. x 2y x+2y = 3 36, 2x-2y = 1 -2x tys3 38. y=2x-4 y=4-2x 40. 2x-5y = 7 2x + 2y = 5 42, 3x-4y = 7 - 3y3 3x y3 37, y = 3x + 5 y=5-3x 39. 3x+2y=10 41, 2x-3y = 5 3x-3y = 1 43, 3x+5y =...
3. Simplify the expression. resso Reep answer exact. 4. Simplify the expression. Keep answer exac ans...
3. Simplify the expression. resso Reep answer exact. 4. Simplify the expression. Keep answer exac ans 4814 1 5. Simplify the expression. Keep answer exact. มู16-5:/2 6. Simplify the expression. Keep answer exact 8. Write the expression in simplest form. Assum all variables are positive. 7. Write the expression in simplest form. Assume all variables are positive :/32
1.1 Solve for x. Leave your answer in simplest surd form where necessary. 1.1.1. (2x +...
1.1 Solve for x. Leave your answer in simplest surd form where necessary. 1.1.1. (2x + 5)(x2 - 2) = 0 1.1.2. x2 - 4 25 1.1.3. 122x = 8.36* 1.2 Solve for x correct to one decimal place. x2 - 8x = 10 1.3 Solve for x and y simultaneously: 2x+1 = 47 and x² + 2y = 3
MT 118/018, HW, CHAPTER 6, SPRING 2020 C. + 1+ Divide and simplify 7 14 -...
MT 118/018, HW, CHAPTER 6, SPRING 2020 C. + 1+ Divide and simplify 7 14 - 7 #46: 3x 18 - 2) Pages 351-352 (6.1 Exercise Set): #16, 20, 32, 34, 46, and 62 (6 questions) Simplify each rational expression #16: #62: R 3) Pages 359-360 (6.2 Exercise Set): #8, 28, 30, and 32 (4 questions) Add or subtract as indicated. Simplify each answer. #32: Bư- 27 +6+9 128 Multiply and simplify. 134: Page 2 of 5
please answer ALL questions. thank you 1. Simplify: (5x + 3) - (4x + 1)(6 -...
please answer ALL questions. thank you
1. Simplify: (5x + 3) - (4x + 1)(6 - x) (4 marks) Perform the indicated operation and simplify: -6V80 + 275- 8245 - 14 V108 2. (2√5 - 4√6) (3√3 + 8 √2) (8 marks) 3. Simplify, and state the restrictions on the variable x² - x-6x² - 2x+1 x2 - 4 x-1 8 9x +15x 3x + 5 (12 marks) Determine if the following expressions are equivalent. Justify your answer. 6x +...
solving using Gaussian elimination method to solve the questions above 1. Solve the following systems of...
solving using Gaussian elimination method to solve the
questions above
1. Solve the following systems of linear equations using Gaussian elimination method. a) 3z 9 x 5y 2z 2 1 3 *+2y = 3 b) x+y 0 2x y+3z3 x-2y -z 3 c) xy+z 9 2x +4y-3z= 1 3x+6y 5z= 0 e) 2xz w 5 y-w-1 3x z-w 0 4x +y+ 2z +w 9 2. How many gallons of each of a 60 % acid solution and an 80 %...
14. Simplify each expression. Use positive exponents only. (a) (−7x ^8 )(3x^2 ) (b) (−2xy^3 )^4...
14. Simplify each expression. Use positive exponents only. (a) (−7x ^8 )(3x^2 ) (b) (−2xy^3 )^4 (c) 5x^-4 (d) ( 4/x^5 )^−3 (e) 49x^2y^12z^9/ 21x^2y^15z^2
32. Simplify : a. x/3-x/4 b. 3/(2x) -4/x c. 1/2x-1/3x 33. Find x if: 3x +6...
32. Simplify : a. x/3-x/4 b. 3/(2x) -4/x c. 1/2x-1/3x 33. Find x if: 3x +6 = 2-5x a. b. x/m + x/n = 1 C 1/x = 3/m d. Sx/3 = 2 34. Find b if: x/(x+a) = 2/b a. b. v(x - b') =y 35. Solve the following Simultaneous linear equations and check in both equations: a) 3x+y=-4 x-2y 1 b) 5x+y=-8 2x-2y 4 Answer: x-1, y.3 36. Evaluate the expression below, if b-3 and c-2. 2bc'+(bc) Helpful...
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...
Please answer with all the steps, thank you!
Question 1. (16 points] Solve each of the following IVPs: (a) y" + 4y' + 4y = -32 cos(4x) + 3e-27, y(0) = -75, Y'(0) = - 128 (b) y'" – 4y" + y' + 6y = 10 sin x + 12e32, y(0) = 0, y'(0) = 1, y" (0) = 2 (c) y" – 24" = 16e2x – 36x + 14, y(0) = 6, y'(0) = 0, y" (0) = 2...
Please answer questions 51,52 & 53
And include all work. Thanks.
3-58, solve the system by using the elimination method. 33. 4x + 3y = 7 35. 3x-2y=1 ad 34. x 2y x+2y = 3 36, 2x-2y = 1 -2x tys3 38. y=2x-4 y=4-2x 40. 2x-5y = 7 2x + 2y = 5 42, 3x-4y = 7 - 3y3 3x y3 37, y = 3x + 5 y=5-3x 39. 3x+2y=10 41, 2x-3y = 5 3x-3y = 1 43, 3x+5y =...
3. Simplify the expression. resso Reep answer exact. 4. Simplify the expression. Keep answer exac ans 4814 1 5. Simplify the expression. Keep answer exact. มู16-5:/2 6. Simplify the expression. Keep answer exact 8. Write the expression in simplest form. Assum all variables are positive. 7. Write the expression in simplest form. Assume all variables are positive :/32
1.1 Solve for x. Leave your answer in simplest surd form where necessary. 1.1.1. (2x + 5)(x2 - 2) = 0 1.1.2. x2 - 4 25 1.1.3. 122x = 8.36* 1.2 Solve for x correct to one decimal place. x2 - 8x = 10 1.3 Solve for x and y simultaneously: 2x+1 = 47 and x² + 2y = 3
MT 118/018, HW, CHAPTER 6, SPRING 2020 C. + 1+ Divide and simplify 7 14 - 7 #46: 3x 18 - 2) Pages 351-352 (6.1 Exercise Set): #16, 20, 32, 34, 46, and 62 (6 questions) Simplify each rational expression #16: #62: R 3) Pages 359-360 (6.2 Exercise Set): #8, 28, 30, and 32 (4 questions) Add or subtract as indicated. Simplify each answer. #32: Bư- 27 +6+9 128 Multiply and simplify. 134: Page 2 of 5
please answer ALL questions. thank you
1. Simplify: (5x + 3) - (4x + 1)(6 - x) (4 marks) Perform the indicated operation and simplify: -6V80 + 275- 8245 - 14 V108 2. (2√5 - 4√6) (3√3 + 8 √2) (8 marks) 3. Simplify, and state the restrictions on the variable x² - x-6x² - 2x+1 x2 - 4 x-1 8 9x +15x 3x + 5 (12 marks) Determine if the following expressions are equivalent. Justify your answer. 6x +...
solving using Gaussian elimination method to solve the
questions above
1. Solve the following systems of linear equations using Gaussian elimination method. a) 3z 9 x 5y 2z 2 1 3 *+2y = 3 b) x+y 0 2x y+3z3 x-2y -z 3 c) xy+z 9 2x +4y-3z= 1 3x+6y 5z= 0 e) 2xz w 5 y-w-1 3x z-w 0 4x +y+ 2z +w 9 2. How many gallons of each of a 60 % acid solution and an 80 %...
32. Simplify : a. x/3-x/4 b. 3/(2x) -4/x c. 1/2x-1/3x 33. Find x if: 3x +6 = 2-5x a. b. x/m + x/n = 1 C 1/x = 3/m d. Sx/3 = 2 34. Find b if: x/(x+a) = 2/b a. b. v(x - b') =y 35. Solve the following Simultaneous linear equations and check in both equations: a) 3x+y=-4 x-2y 1 b) 5x+y=-8 2x-2y 4 Answer: x-1, y.3 36. Evaluate the expression below, if b-3 and c-2. 2bc'+(bc) Helpful...
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