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satela [25.4K]
3 years ago
9

What is the definition of function? Discuss the different ways of representing a function with examples of your own.

Mathematics
1 answer:
Scrat [10]3 years ago
7 0
Function is a relation between sets that associates to every element of a first set exactly one element of the second set.

-Finding Input and Output Values of a Function.

-Evaluating Functions Expressed in Formulas.

-Evaluating a Function Given in Tabular Form.

-Finding Function Values from a Graph.
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ElenaW [278]

Answer: C. 69(0.75)(.0.90)

Step-by-step explanation:

In order to find a discounted price you subtract the discount percentage as a decimal from 1 and multiply the outcome to the original price. For this case, 1-0.25=0.75 and 1-0.1=0.90. So your equation will be 69(0.75)(0.90)

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3 years ago
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Is 1/4 equivalent to 2/7?
Mazyrski [523]
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A train heads south out of Bloomington an hour after a northbound train
ahrayia [7]

9514 1404 393

Answer:

  • northbound: 2.5 hours
  • southbound: 1.5 hours

Step-by-step explanation:

When the second train leaves the station, the trains are already 63 miles apart. The rate of increase of their separation is (57 +63) = 120 miles per hour. The remaining 243-63 = 180 miles of separation will be achieved in ...

  (180 mi)/(120 mi/h) = 1.5 h

The northbound train will have traveled 2.5 hours; the southbound train will have traveled 1.5 hours when the trains are 243 miles apart.

7 0
3 years ago
What’s 18x3+12-1x34+13-2x56?
Alina [70]

18 x 3 + 12 - 1 x 34 + 13 - 2 x 56 = 67

<=Work=>

18 x 3 = 54

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2 x 56 = 112

(54) + 12 - (34) + 13 - (112)

66 - 34 + 13 - 112

32 + 13 - 112

45 - 112

= 67

8 0
3 years ago
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The graph shows the relationship between the number of pizzas in the number of people the pizzas will feed at a party. How many
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