Which of the following statements are true? (2x-14)9>0: xE(7, 0) (2x2 – 18)(x -8) <0: xEl-3,-2)U[3,8] (2x + 4) X +7 :- 3x +9 11 xE(-3, =) (x-3)(x+1) >0: xE(-1,3)u (4, o) X-4 (x-2)2(x-8) <0: xE(- 0,2) U (2,8)

Q: Decide whether each of the following pairs of expressions is equivalent for all values of x. If they…

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Q: Let P(x) be the statement "x spends more than five hours every weekday in class," where the domain…

A: Given that P(x) : x spends more than five hours every weekday in class. (a) ∃xP(x) This can be…

Q: In(2x² – 2) = In- 2x2 = 2 In x 2. True False

A: Check whether ln2x2-2=ln2x22=2lnx is true or false as follows. Recall, ln(a)-ln(b)=lnablnxa=alnx

Q: 1. The expression 16x? – 25y? is equivalent to: A) (4x – 5y)? C) (4x – 5y)(4x + 5y) B) (16 – 25)(x?…

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Q: (a) Solution: Try u = x + y. Then This is separable Thence 1 du dx u² = x² + C 1+ dy dx dy dx = =…

A: Student is not able to understand few steps in the solution so I just have to add these steps.

Q: Evaluate. (2x+1)/x2+x-1  with endpoints 3 and 1.

A: Consider the given function: fx=2x+1x2+x-1 Now plug-in the value x=3 in the function. This gives,…

Q: - 9x - 24 (x + 4)(x + 1) Evaluate ·S -dx + C

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Q: A-1 does not exist.

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Q: at is the end behavior of each of the fo 1. y = -4x3 + 2x? +7 2. y = 2x - 3x + 4 3. y = -x³ + 2x5 -…

A: We have to find the end behaviour

Q: Suppose y = (x² + 3æ)(x – 2)(x² + 1).

A: Given y=x2+3xx-2x2+1  We solve this by using product rule  ddxuv=udvdx+vdudx

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: If fx)x3x+1 then fx) (In x]3x (3x+1}x3x (2x+ In xr3x+ 1 3x13r 3 Inx 3x+13 In x

A: Note:Hi there! Thank you for posting the question. The first line in the image is not very clear.…

Q: ;) 2r-11x-21 0 ii) x + x 22

A: 1)                                          2X2-11X-21 =0                         To solve this…

Q: what is the domain of  (x+8)/(x+1)

A: Consider the function

Q: Express as a polynomial. (r 2 + 8r - 2-)(r 2 + 3r - 1)

A: Given expression:                         (r2+8r-2)(r2+3r-1)

Q: 6x + 8y = 3 (a) 3x – 10y = 5

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Q: If 3x+3y=4 and 3x+8y=9 then what is x ?

A: Explanation of the answer is as follows

Q: How does x over 3-1 change into x-3 over 3, is it a rule?

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Q: Given 3( x + 4) = 30 then x =

A: Given equation is               3(x+4)=30 now we are dividing by 3 on both sides  then    x+4=10

Q: Which function is equivalent to q (x) = 9x² – 24x+ 16? %3D

A: here a function is given we will convert it in simplex form by using mathematical identity

Q: Express -25 22+7x+10 in simplest form. Show all work.

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Q: 5x-2x-19 9) Evaluate (x+3(x-1)

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Q: Express as a polynomial. (2u +3)(u - 4) ( 4u+u ) 2

A: Given: y=22u+3u-44u+u For expressing given expression as a polynomial, we simplify given expression…

Q: Prove that if 8x-5=-2x-15 then -x=1

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Q: Determine the end behavior for y = 24 x2 - 6x° %3D O None of these O x->infinity, y->infinity as…

A: Topic = Function

Q: 6 8. 6x - 3y = 15 4x – 3y =-5

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Q: If Q(x) = 7x³ + x and R(x) = 6x – 7x², find the following: %3D a) (Q – R)(x) =|| %3D b) (Q * R)(x)…

A: Given: Qx=7x3+x, Rx=6x-7x2 For finding Q-Rx,we substract Rx from Qx

Q: 2.x2 + 2x + 9 dr J (x – 2)(x² + 4x + 9)

A: