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Lostsunrise [7]
3 years ago
12

Question 1:

Mathematics
1 answer:
S_A_V [24]3 years ago
4 0

Answer:

(k × f)(x) = 2x³ + x²

General Formulas and Concepts:

<u>Algebra I</u>

  • Functions
  • Function Notation
  • Expand by FOIL

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify</em>

f(x) = x²

k(x) = 2x + 1

(k × f)(x) = k(x)f(x)

<u>Step 2: Find</u>

  1. Substitute in functions:                                                                                     (k × f)(x) = x²(2x + 1)
  2. Expand [FOIL]:                                                                                                  (k × f)(x) = 2x³ + x²
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Algebra 1 please help!! 35 points!!!
Zanzabum

Answer:

x intercept: 5

y intercept: 50

Step-by-step explanation:

  • let us plot the graph for better understanding.
  • we will represent f(x) on y-axis so, the equation will become: y= 50-10x
  • the equation is of the form : y=mx+c

[where, m: slope of the line

c : y-intercept ]

  • meaning of x intercept:  the x-coordinate of the point where the line meets x-axis
  • meaning of y intercept:  the y-coordinate of the point where the line meets y-axis
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[ (0,50) lies on the line only. substitute and check if the point satisfies the above line equation]

  • by seeing the graph in the attachment and by the definitions given above, we can say that,

x intercept:  5

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Step-by-step explanation:


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Nadusha1986 [10]
It usually works to use the formula for the area of a trapezoid.
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Harlamova29_29 [7]

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Step-by-step explanation:

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Kareem makes muffins using a ratio of 3.5 cups of flour for every 1.75 cups of sugar.
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Answer:

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Step-by-step explanation:

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