Which of the following expressions is equivalent to 2(-3x2 + 6x + 1)– 2(4x2 – 3x + 1)? Explain your reasoning or show the work that helped you decide on your answer. 1. А. 2x2 + 14x В. 2x2 + 18x + 3 С. -14x2 + 18x D. -14x2 + 6x + 3

Q: Multiply: а. (х + 3)(х — 3) b. (5х + 7у)(5х (Sab? – 4a)(5ab² + 4a). с.

A:

Q: 3x° (2x+16)°

A:

Q: 3x2 + 7x – 20 x2 – 5x + 6 - - Simplify: За? + 8г 16 3x2 14x + 15 - -

A: Given,           3x2+7x-203x2+8x-16 · x2-5x+63x2-14x+15

Q: By expanding out the brackets and collecting like terms, the expression -(x – 4)(2æ – 1) + (3x –…

A: Please refer to the image below

Q: Some students are trying to write an expression with fewer terms that is equivalent to 8−3(4−9x).…

A: Brione says, “I worked the problem from left to right and ended up with 20−45x.” 8−3(4−9x) 5(4−9x)…

Q: Simplify. (√5+3)(√5-3)

A:

Q: Simplify and write in standard form. (-4x^2-8x+7)+(12x-9)-(7x+2)^2. Drop the parenthesis and combine…

A:

Q: 2p2 – 7p = 14   p = (7 +  \/273)/4                             b.      p = (-2 +  \/14)/7   p =…

A: We have to simplify the expression 2p2-7p=14.

Q: 27(-2/3)-9(-1/2)/27(-2/3)+9(-1/2)

A: First simplify 27^-(2/3) and 9^-(1/2).

Q: Simplify the polynomial (3x2 + 2xy + 5y²) – (-4x² - 2ху + Зу?) -12x? + xy + 8y? O 7x? – 4xy – 8y² |…

A: Given query is to simplify the expression.

Q: Simplify: (7a² – 4) + (8a? – 3a + 6) О -a?- За +10 О 15а? + За-10 | О 15 а -За + 2 О 15а - За + 2

A: Simplify

Q: Which expression is equivalent to 24x2- 22x + 5?

A: Here we have to factor the given expression.

Q: Polynomial Operations Add polynomials. 1. f(x) = 2x + 5x? -3x +4 g(x) = x°- 2x² -1 f(x) + g(x) =…

A:

Q: x3 + 12x? + 35x Simplify x2 + 5x

A: Simply the given expression.  Here we are solving this problem using fraction expression method.

Q: 6(3z-2)+1/2(18z-22)=2(-6z-3)+3z+7

A: …

Q: 2x 15а + 20 Add and simplify: 2x + 5 2а? + Зх — 5

A: The expression is given by 2x2x+5+15x+202x2+3x-5