1. Simplify. a) 3(2x + 5y- 2) c) -5(x-y-2z) b) 3x(x+ d) -7h(2P f) (3x- 2 e) -2m(m- n)

Q: (7a-2b)2

A:

Q: (3x+5y)2

A: ANSWER :

Q: Which of the following is equivalent to (1-x)(1+x) - 3x (2-x)? A. 3x² - 6x +1 B. -3²-7x + 1 C.-4x² -…

A: Recall: (a+b)(a-b)=a2-b2

Q: 6. Simplify (2x2y)(4xy-2). 6x³y5 a. 8x b. 6x²y8 8x²y 0.3 of

A: Given:6. 2x2y34xy-27. 4.5∘1072.4∘10-18. b=15x2y,  h=12xy2

Q: Which of the following is equivalent to (1-x)(1+x) -3x(2-x)  A. -4x2 - 6x + 1  B. 2x2 - 7x + 1 C.…

A: Given expression is (1-x)(1+x) - 3x(2-x)

Q: What is the value of x² + xy - 3y² - (5x² - xy + y²) -4x² + xy - 4y² ? Enter

A:

Q: 3. Simplify (x+ 2)(x2+3x- 4).

A: (x+2)(x2+3x-4) = x(x2 + 3x - 4) + 2(x2 + 3x - 4) = x3 + 3x2 - 4x + 2x2 + 6x - 8 = x3 + 5x2  + 2x…

Q: 2(3x + 6) = 8

A: Given equation, 2(3x+6)=8

Q: (2-3x)²

A:

Q: 3 9x + 4x -dx- 4 9 + 4r

A:

Q: 2. Show your work: (x²-3x³ + x² + 4x-5)+(x²+x-2)

A:

Q: (12x²- 1! x²y-12 xy - 25y) (3x- 5y) 3.

A: To find the quotient when 12x3-11x2y-12xy-25y3 is divided by 3x-5y

Q: 4. Find mRS. (5x + 6)" R (11x-72)

A: The chord of a circle is a line segment joining the two points on the circumference of a circle. If…

Q: 6(x+9)=2

A:

Q: – 4(- 7x – 5y + 9z)

A:

Q: 4. What is the constant value (the term without a variable) of the product (3x - 1)(2a² – 6æ – 9)?

A:

Q: 2. Simplify. a) (24m +3n)/ (2-2m+2n) b) (3x ²)²(3x²) c) 8x²y/32xy

A: Some formula:   (1)        ax/ay   =   ax-y(2)        ax·ay   =   ax+y(3)      ( ax)y   = axy

Q: 7.) Simplify: 4x + 8x + 2(1 - 3g) + 8( g+ 2)

A:

Q: Determine the value of 4A+10B if 8x2 + 18x + 6 A Cx + B (x – 1)(x+1)2 x - 1 (æ +1)2

A: Simplify and take the suitable value of x such that A , B & C can be calculated easily.

Q: verify that 3(A + B) = 3A + 3B

A:

Q: 1) Simplify: 3(2x – 4) + 3x + 2

A:

Q: b. V3x -11= x+1 ,2

A: Solving on graph

Q: The equation y=Ae2x. + Bx is the general solution of the differential equation f (x) y'+ 8 (x) y'+h…

A:

Q: 5(2p-6)=40

A: To determine the value of p from the given equation.

Q: 8(7a+3)=304

A: