If f (2) = 322 + 4 and f(1) = 7, find f(z). f(z) = -r' + 4x + 4 f(r) =-3r2 + 4z +6 f(z) 3x + 4x f(z) r+ 4.r + 2

Q: If Q(x) = 7x - 1, find Q(- 9). Q(- 9) =

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Q: Find if y dy et 2а?+3я — 2 -

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Q: d) f(x) (-5,8) = = x² - 1 3x - 40 Domain:

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Q: X-2y=1;(  ,-2),(7,  )

A: The given function:

Q: if x + 1 = x² 4 2x = ?

A:

Q: y=-4x+4 y. -6. -3 -2 4.

A: Given : y = -4x + 4

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: 2ax - y = 3x + 4y for x

A: Simplification

Q: Express as a polynomial. (4x - 3y)(x - 5y)

A: Given: (4x - 3y)(x - 5y)

Q: Find (f 9)and indicate the domain of the quotient F(x)=5x*-20x and glx) = 3x²-1ax. %3D

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Q: 1/(6x - 1) = 2/(12x - 2)

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

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

Q: Simplify= (3x+z)(2x+y)= (3x+z)(2x)+(3x+2)(y)

A: It is given that,3x+z2x+y=3x+z2x+3x+zy. We have to simplify it.

Q: 6x + 8y = 3 (a) 3x – 10y = 5

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Q: 4x) = -2x* + 8x - 10 0 f-4)

A: To find value of a function at a point x= -4 , replace x by -4.

Q: Explain why f(x) = 5x + 7x + x + 9 has no real zeros.

A: Consider the given: Descartes' Rules of Signs:Let fx be a polynomial with real coefficients and a…

Q: X-2y=-5, (  ,1),(3,  )

A: Given: -

Q: Find (f.g)(-5) whenf(x)=-9x-9 and glx%%=D-8x2-8xtle

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Q: divide f(x) and d(x), and write a summary statement in polynomial form and fraction form:…

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Q: Find zeros

A: Answer Explanation:Step 1: Step 2: Step 3: Step 4:

Q: 8/(x+1) - 3/2 = 4/(3x+3) What is x?

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Q: X-N(2.9), then 3X+2 ~().

A: We have givenX ~ N(2,9)

Q: Evaluate x2 - 2x for the value of x satisfying 4(x + 2) + -16 = 3x - 5(4 - x).

A: 4x+2+-16=3x-54-x⇒4x+8-16=3x-20+5x⇒4x-8=8x-20⇒8x-4x=20-8⇒4x=12⇒x=3