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3 years ago

Which relation is a function?

1 answer:

4 0

{(2, 3), (1, 5), (2, 7)} - NOT because 2->3 and 2->7
{(11, 9), (11, 5), (9, 3)} - NOT because 11->9 and 11->5
{(3, 8), (0, 8), (3, -2)} - NOT because 3->8 and 3->-2

{(-1, 5), (-2, 6), (-3, 7)} - YES

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"A student measures the length of a rectangularposter to the nearest centimeter and finds thatthe length is 75 cm. Another stude

anastassius [24]

Answer:

See below

Step-by-step explanation:

The result of the calculation of area ( L x W ) should have no more significant digits than the lowest factor ....in this case 75 has only TWO significant digits...... the naswer should have the same ...two

75 * 50.3 = ~3800 cm^2

5 0

1 year ago

A prism is completely filled with 1120 cubes that have edge lengths of 1/2 in. What is the volume of the prism?

DedPeter [7]

Answer:

Volume of the prism = 140 cubic inches.

Step-by-step explanation:

The edge length of the cube is 1/2 inches.

The volume of the cube is given by

$\text{Volume}=(\text{edge})^3\\\\V=(1/2)^3\\\\V=0.125$

Now, it has been given that there are 1120 cube is completely filled in the prism. Hence, we have to the multiply the volume by 1120.

Volume of the prism = 1120 × 0.125

Volume of the prism = 140 cubic inches.

6 0

2 years ago

Read 2 more answers

How many different arrangements of 7 letters can be formed if the first letter must be W or K (repeats of letters are allowed)?

mestny [16]

Answer:

Written

tin

ten

tent

wit

Step-by-step explanation:

is this Correct

coz I don't get the queen

4 0

2 years ago

Solve for y -9x+y=6. how can you get y .

Roman55 [17]

Pretty much you’re going to need to subtract the -9x to get it on the other side, so that you get y= 9x+6

3 0

2 years ago

A scale drawing of a rectangular park had a scale of 1 cm = 100 m.

Brilliant_brown [7]

Answer:

521,400 meters squared

Step-by-step explanation:

With the 1cm = 100m scale

6.6 cm = 660m

7.9 cm = 790m

Area = 660 x 790 = 521,400 meters squared

7 0

2 years ago