21 -8- + 2r3 2r3 3 -4 3r + 6r2

Q: 4x2 - 2х + 6 19. 6х2 - х - 7 20. 3х +1 2х - 3 21. (2г + 5r? - 2r - 15) + (2r - 3) 22. (6 + 5t - 2г+…

A: 21) we have to  use synthetic division to divide (2r3+5r2-2r-15)(2r-3)

Q: y 2 -27 27 6 -8E 2.

A:

Q: 6x2 + 3y2 = c 6x + 3yy' = 0 у 3 5 when х - 4

A:

Q: 3m2 - 4mn + 5n?, 4m2+ 3mn +n², 2m² + 6mn + 2n2 9m2 + 5mn + 8n2

A: Adding the given expressions,…

Q: fl2)= 2-7 z² 2z-3

A: Given that, f(z)=z-7z2-2z-3 The function can be written as,…

Q: 3.) 5v2 - 4lv- 36 9= 6.) 6x2 - x – 12 9.) 7n2 + 15n- 18

A: (3) To factorize: The expression 5v2-41v-36. Calculation: The product of 5 and 36 is 180, therefore…

Q: 4. y' + 2y" - 11y' - 12y = 11t -9, y(0) = 0, y'(0) = 0, y" (0) = -3

A:

Q: 3(-2a³)² – 2(-3a²)³ 3(-2a')-x2(-3a ²)³

A:

Q: -15x?y5z3 а) 10x*y2z3 а?+3а-18 b) (а+2) (а+2)2 а2-2а-3 2 3 c) (х-1)(х-1) (х-2) (х-1)

A:

Q: 등은 + 호골프 =D를 -2 (1 - x) 3-2т x-5 3

A: NOTE: Refresh your page if you can't see any equations. . multiply both sides by 12

Q: 58 -4 -5R2+R¡ 1 1 1

A:

Q: 9. -2r - 7 >1 or x-2 2-1

A: we nee to solve the inequality -2x-7>1    or    x-2≥-1

Q: 8.) y" +2y' +5y = 3e 2* ; and y(0) = y'(0) = 1

A:

Q: -3r-3y+:51, 13r-4y+7:57. 7-10y-822-8, -z-y+6:2

A:

Q: 0.4r-0.13-0.7r=3r-5.74

A:

Q: - 2 4 X-4 1- x

A:

Q: a) (4+j3)(6-j8). (3切3)-(2ガ3)

A: By Bartleby policy I have to solve only first one as these are unrelated problems.These are…

Q: (? + 5 )2y = 3r(y² + 1)- -(a+ + 8x² + 9)y, y(1) = 0 4+8 (,? + 5),'

A: solve the given equation by separable method:

Q: Solve the system.

A: Given system of equation:-                                         3x-1 + 4y+2 = 26x-1 + 7y+2 =-3

Q: Identify the x-and y- intercepts.

A:

Q: 2r + 3 4r + s= 7 2r + 5s = -1

A:

Q: 10. 2r + 3y +3: = 29 3r+ 4y +5z = 40 -3r - 5y - 4: =-47

A: Given2x + 3y + 3z = 293x + 4y + 5z = 40-3x - 5y - 4z = -47In matrix form the system of equations can…

Q: x= (-1 - 4) (2-7)

A:

Q: 9-12s-4s2 C. (s2+4)2 +12s-2s2 (s2+4)2 9+12s-4s? D. (s2+4)3 -12s-2s? (s2+4)3

A:

Q: (x - 2) / 4 - (3x + 5) / 7 = - 3, x = ?

A: given x-24-3x+57 = -3         7×x-2-4×3x+528 = -3 we will solve above to get x

Q: y = -6x - 12 2x – 2y = 10 (-6, 1) (1, -6) (-3, -6) (-1, -6) YA 7:51

A: Answer and explanation is given below...

Q: 3) 3R2 + R1 R1 > 4 5 1 -1 2 -7 ,о1: iotion or

A: Given the matrix

Q: A 3 2 1 -5 -4 -3 -2 -1 --1 -2 2. 4-

A:

Q: {- 2x - 3y = 7 4х + бу 3 -14 29 9, 3 7 (х, у) -D 3

A:

Q: 1. 9s + 2s - 3s - 6 2. 12t - 4t - 6 + 5t

A: TOPIC  -   polynomial

Q: N 2k+2 -4-3-2 /1 1 23 4 -1 -4 234

A:

Q: Simplify:  (1 − 3n4 − 8n3) +(7n4+ 2 − 6n2 + 3n3)+(4n3 +8n4 + 7)

A: Given expression

Q: X=6{2+3[2(8-3)+(4+1)-2]}

A: Given,          x=62+328-3+4+1-2

Q: 4 (-1)*- k² k=2 3k II

A: Simplify the product as follows. ∏k=24-1k×k23k3=-12×22323-13×32333-14×42343

Q: -4 -3 -2 3 2 -1 -2 -3- ● 1 2 3 نیا X

A:

Q: 2- a. -3-2 -2- -4- -5t 4. 2 b. -5 -4-3 -2 -1 -2 -5+ 54 C. 12

A: Since all graph options are not available, given the equations of the graphs provided.

Q: 1. y= 2x -1 | 0 -5 -4 -3 -2 -1 1 3 4. 2. у%32/(х-1) -5 -4 -3 -2 -1 1 2 3 4 2.

A:

Q: 18m'n-4mn2 11. -2mn -25x*y + 30x²y° 14. -5x'y

A:

Q: 3t^2+21t+30>5t^2-20

A: Given: The inequality is  3t2+21t+30>5t2-20

Q: an V3 + 4" + 7" and b, = Vn2 + 3n - Vn2 - 5n.

A: This is a problem of sequence and series.

Q: 2x, = - 1 2x, + x2 = 3 9. х, — -

A:

Q: 3z2+3z+1=0

A: 3z2+3x+1=0

Q: 2. x = 4y - y? and x = 4-y

A:

Q: 17. y = -3Vx+2- 1 0 0(3 ) 8 2(3 ㅇ

A:

Q: a)(6n2– 3n + 9) - (n² + 3n – 5) b) (15a – 3w + 7) – 2(2a – 9) + (3w – 15a)

A: a) Given:         6n2-3n+9-n2+3n-5       =6n2-3n+9-n2-3n+5 combine like terms…

Q: -43 - 4r = 3(1 - 9r)

A:

Q: (3r2+3r-8)(5-2r)

A: Given: (3r2+3r-8)(5-2r)

Q: 38y" - 7у %3 2 2y" + 7y = -x 7 3 7y" – 7y =- 2 8

A:

Q: (21y + 2)° (3х- 8)° (7x-12)°

A: Given that: A parallelogram To calculate: values of x and y

Q: (6) - 4y5) +3y®) = -21

A: To get particular solution we use the method of undetermined coefficient.