Is the following relation a function? {(1,2), (3,4),(-2,4),(3,0)}

Mathematics

2 answers:

Nana76 [90]2 years ago

8 0

Answer:

Step-by-step explanation:

KengaRu [80]2 years ago

3 0

Answer:

yes

Step-by-step explanation:

a function has one uniqe output to a input

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One serving of pasta contains 210 calories. What percent of a 2000 calorie diet is contained in one serving of pasta??

lesya [120]

The answer is 9.5% by simply diving 2000/210

4 0

3 years ago

X^4 − 3x^2 − 90 x= -3

Ahat [919]

Answer:

-36

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Step-by-step explanation:

Step 1: Define

x⁴ - 3x² - 90

x = -3

Step 2: Evaluate

Substitute in x: (-3)⁴ - 3(-3)² - 90
Exponents: 81 - 3(9) - 90
Multiply: 81 - 27 - 90
Subtract: 54 - 90
Subtract: -36

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2 years ago

is the diameter of a circle with center P. The coordinates of the endpoints of the diameter are (1, 3) and (6, 6). What are the

VashaNatasha [74]

This the concept of geometry, we are required to get the coordinates of the point p which is the center of the circle.
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(x,y)
=[(6-1)/2,(6-3)/2]
=(5/2,3/2)

3 0

3 years ago

A factory makes 7000 flash drives each week. For testing purposes,

Anika [276]

Answer:

245 flash drives

Step-by-step explanation:

We can assume that the proportion of broken flash drives in the 200 drive sample is the same as the proportion of broken flash drives in the weekly output. Therefore, if we let $x$ be the number of broken flash drives produced that week, we can write the following equation: