(Q. +,.) is a subfield of (F = {a + bV5: a, b e Q}, +,.); (F = {a + bv5: a, b e Q}, +,.) is a subfield of (IR, +, . ); (3) (4)

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: (3s 4(x-5) 4. (340C)= 215x+-20 3--20 5. (x-23(x-1) (2x-3)(x+7) Bx + 8)=5-8 (x-6)(x+5) 8. 31 3-

A:

Q: verify that3(AB) = (3A)B = A(3B)

A: Given matrix

Q: X-2y=1;(  ,-2),(7,  )

A: The given function:

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

A: To find f(2) using the given graph.

Q: S(15 ) for 3 + 3x+ 3x^2+....

A: First indentify the sequence than use the formula for its summation.

Q: Expand -5x (2 - 3y)

A: Expand -5x (2 - 3y)

Q: 1 – 7x + 5x ² – 3x ³ + 2x * ): (x? + 3) + 2x * )÷ (x2 + 3)

A: Solve the division

Q: Determine the points of inflection of the following: 1. y = 3x4 – 10x3 –- 12.x2 + 12x – 7

A: Given:         y=3x4−10x3−12x2+12x−7

Q: Simplify b-[b-(a+b)-{b-(b-(a-b))}+2a]

A:

Q: Select all expressions that could be equivalent to bis negative x²+ bx-36 where a) (x+3) (x-12) b)…

A:

Q: By-4.2x3y4)-3

A: 5. (2x4y2)/(2x-3y-4 . 2x3y4)-3 = (2x4y2)/(4x-3+3y-4+4)-3 = (2x4y2)/(4x0y0)-3 = (2x4y2)/(4)-3 = 43 .…

Q: I really need help with this problem

A:

Q: Simplyfy x⁵/y¹¹ × x-⁹y¹⁴z⁷/xy⁰z²² × (xyz)⁴/x-⁸

A: Given, x5y11×x-9y14z7xy0z22×xyz4x-8 To simplify this expression.

Q: (x*+ ラx*-x+3)=(*+ィス)

A:

Q: Quelu ate each eocpression 17 19 C-2)4 21 (-3)5 23-2x34 each eapression 25 -2x5A 12-3 -4(9-8+ C-7)…

A:

Q: 2x +5 = 13 4x-3 = 9 -x + 5 = 1 3(x + 2) = 15 2( 2x -1) = 10

A: Solve for the x

Q: 2 Cy")" ^ + Cy")° 3y = 0

A:

Q: 3/2 X-2x +1 x(1-2/x)+C 3/2 X-2x x(1- x/2) x +2XVX +C

A:

Q: -(4x5 - 3x3 + 5x - 2x2 + 2) - (-3x3

A: We have to simplify

Q: can someone explain to me which one of these 2 are

A:

Q: Prove that ax² bx C (x-a) (x −b) (x −c) * (x − b) (x − c ) + x = c + - x³ (x-a)(x-b)(x-c) =

A:

Q: ((-25) + (-5)) – (-10) - 16 + (6 + 2) )-(8-)-a-(-) ( (-8) + 8 + (–1)³

A:

Q: A™ and B-1 ·|· = = (AB)-1 [: -5 0 -1 5 42

A:

Q: FCx)= 5x²_ 5x²- 8x+5; f(-4) 3

A: Given: ----------------------------------------------------- To determine: F(-4)

Q: Simplify  2(8y-2-(2y+5)= 7-8[9-(5y-8)]

A: Given problems:- 28y-2-2y+5 7-89-5y-8

Q: What is the product of -1+ x* and x2k + xk + 1?

A: In this question, we have to solve the expression using exponent concept. Exponent and Power The…

Q: 2) (-4ab²)(-2a-4b)²(a³b-5) =

A: Given expression is -4ab2-2a-4b2a3b-5

Q: 1. (x-2) 2. (4x + 3) 3. (5х- 1) 4 (x+2) 5. (5x + 1) 6. (2x - 3) 7. (5x) 8. (4x- 3) 9. (2x+ 3)…

A: The answers are :-

Q: Evaluate 3r+(6s)/(7), when r=3 and s=2 (21)/(7)

A:

Q: X-2y=-5, (  ,1),(3,  )

A: Given: -

Q: 7. Which of the following is equivalent to (-2*), (82') (1) (2) (4)

A: The given expression is  -2x258x32

Q: X1 X2 X3 -3X1 = - X2 + X3 = −6 5X3 2X1 + 4X2 - 2×2 + 3X3 X1 7.000 = = 50 = - X1 X2 X3 우 5

A:

Q: Does 2f(-3) mean 2*f(-3) or f(-3)*f(-3)?

A: Given : 2f(-3)

Q: Let F = (Use symbolic notation and fractions where needed.) (6x-2zx²,4z - xy, 8z²x²). Calculate div…

A: