Exercises 73–75 will help you prepare for the material covered in the next section. 4 73. If f(x) why must 3 be excluded from the domain 3' X - of f? 74. If f(x) = x² + x and g(x) = x - 5, find f(4) + g(4). 75. Simplify: -2.6x? + 49x + 3994 - (-0.6x2 + 7x + 2412).

Q: Reorder the equation y=x^2-4x+3 into the form y=(x-h)^2+k

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Q: Exercises 73–80, find the difference quotientand simplify your answer.73. f(x) = x2 − 2x + 4, f(2 +…

A: the formula of the difference quotient is  f(x+h)-f(x)h

Q: 10 + 4 Which of the following equations best represents the function f(x)? f(x) = -5x f(x) = 5x f(x)…

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Q: Let /(x) = 7 - 9x - 20. Find f(-3)

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Q: For Exercises 57–62, find and simplify f(x + h). (See Example 6) 59. f(x) = 7 – 3x 62. f(x) = x – 4x…

A: Hello! thank you for question but as per our honor code, we'll able to solve only the first question…

Q: Let f(x) = −x^3 + 5x + 1. Tick all the boxes below corresponding to true statements. There is more…

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Q: Use the table below to fill in the missing values. f(3)=  if f(x)=1, then x= f^−1(2)= if…

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Q: f(x)=3x^2 +7x + 2.2 Write this function in f(x) = a(x - h)2 + k (standard form), what is the value…

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Q: Let g(x) = x^2 + bx + c. If g(2) = 0 and g(-3) = 0, find b+c

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