Find the sum of the first 27 terms of the arithmetic sequence. 19, 28, 37, 46, .. What is the sum of the first 27 terms?

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A: We can solve the given problem as follows:

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A: answer is in next step

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Q: QUESTION 20 Let f(x)= 2x2 - 1 and g(x) = 1 + x?. Find (go g)(x). O 4x* - 4x2 + 2 O 2x* + 4x2 + 1 O…

A: Find (gog)(x)

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Q: construct a perpendicular bisector

A: Perpendicular constructor is given below

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A: Let's find.

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Q: (а) Зx?-12х + 12 (b) х +7х-2 (c) x* + x² - 20

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A: Given problem:- Solve the System. Give answer as (x, y, z). x + 4y = 2z = - 11 2x - 4y z = 17 - 4x -…

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A: Rationalize the denominator

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Q: f(z) - 9x? – 12x –- 48 (x + 2)(x² + 2x + 10) g(x) + (x² + 2x + 10) The partial fraction…

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Q: 5 +5 х5+53...? A) 55 B) 35 С) 75 d) 100

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A: Since p(x) means function of 'x' but given as 'y' .Hence given statement is False.

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A: The given sequence is: 8,3,-2,-7,...

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Q: - 112? (x + 2)(x² + 4x + 5) g(x) (x2 + 4x + 5)* 31x- 24 can be written in the form of f(x) The…

A: Let  -11x2-31x-24x+2x2+4x+5 = Ax+2+Bx+Cx2+4x+5

Q: Problems 9-10 Rewrite as a recursive formula. 9. an = 19(0.5)"-1 10. an = 0.375(4)"-1

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Q: What is the inverse function of f(x) = 2 + Vx-1? O (x+2) - 1 O (x-2) +1 O (x- 1)2 +2 O (x+ 1)? - 2

A: f(x) = 2+x-1let y = f(x)so , x= f-1(y)Now, y=2+x-1y-2=x-1squaring  O.B.S(y-2)2=(x-1)2 (y-2)2 =x-1

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A: topic - quadratic equations