
Just #2, 14, 16. Thank you EXERCISE SET 1.2 Practice Exercises In Exercises 1-16, solve and...
In Exercises 5-14, use the addition method to solve each system of equations. (Exercises 5-8 are the same as Exercises 1-4.) 2x+y+z=7 x+y+5z =-10 2x 3y +3z9 118.txx y y 552:1 i3 11(2xx+ 23y +42c:17 1 13.?s- x-2y + z=-4 x+2y + 3z = 4 4x+2y + 2z = 0 16x-4y-3z = 3 6x+3y + 12z = 6 Solve Exercises 15-22 15. Electronics Kirchhoff's law for current states 13 (Note that electu
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 =...
Please help me with numbers 1-5 thanks!
Simplify the expression. 1) 9x-2-2x+ 5 A) 10 в) 10x C) 11x +3 D) 7x +3 2) 7x -4x -x 12 A) 3x - 12 B) 3x -x-12 C) 2x -12 D) 3x -13 3)-12 -(5y-10) A) -5y +2 B) -5y-2 C) -5y+ 22 D) -5y-22 4) (8x 13) (3x -1) A) 5x 12 4) B) 6x 13 C) 6x- 12 D) 5x 13 5) 5) -(10v -6)+ 10(2v+ 10) A) 10v+ 106...
#16 Please.
Step By Step explanation would help me understand. Thank
you.
In Exercises 1-17 find the general solution, given that yı satisfies the complementary equation. As a byproduct, find a fundamental set of solutions of the complementary equation. 1. (2x + 1)y" – 2y' - (2x + 3)y = (2x + 1)2; yı = e-* 2. x?y" + xy' - y = 3. x2y" – xy' + y = x; y1= x 4 22 y = x 1 4....
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...
JU, I - 4, y = -1 = (4, -1) The solution is the ordered pair (4, -1) Check by substituting these values into the original equations. EXERCISES Use the substitution method to solve each system of linear equations. 1) x = y + 3 x + 7 = 2y 2) y = 2x 3x + y = 10 3) y = 3x 5x - 2y = 1 4) y = x + 4 3x + y = 16 5)...
2. x+4y= 14 2x - y=1 x=2, y=3 3. 5x + 3y = 1 3x + 4y = -6 x=2, y=-3 | 4, 2y- 6x =7 3x - y=9 No solution/Parallel lines
Solve 5 please
5.7 Exercises In Exercises 1-6 use variation of parameters to find a particular solution. 1. y" +9y = tan 3x 2. y' + 4y = sin 2x sec2 2x 3. y" – 3y' + 2y = 4 4. j" – 2y + 2y = 3e* sec x 1+e-x 4e-x 5. y" – 2y' + y = 14x3/2e* 6. y" - y = 1-e-2x
32 , 42
332 CHAPTER 4 Polynomial Functions and Rational Functions 56.7x2 + 4x In Exercises 5 g(x) 57. What are 58. What is th 59. Given an inputs. 60. Movie Tic movie tic years, risi (Source: ers). Usin function, Let xrерr Then use price of a Using synthetic division, determine whether the numbers are zeros of the polynomial function. 31. -3,2; f(x) = 3x + 5x2 - 6x + 18 (32. -4,2; f(x) = 3x + 11x? - 2x...
Help solving. please confirm my answers
13. -18 = y + 6 -24=1 14. 15 - 3a = - 4a + 16 +46 +46 ibra = 16 G la = 1 16. 6 = (15n-6) G=-24) 15.5(x – 3) + 12 = -2(x - 2) 5x-15+3 = -2x+ 43 sx +3 = -2x + 4 5x = -24 7 +2x = +6x 17. * =*x+1 703 X=1 5n=-12 S 18.10(x + 3) - (-9x - 4) = x-5+3 20.-3 (1...