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Novay_Z [31]
3 years ago
8

Is the number 49 irrational?

Mathematics
1 answer:
FrozenT [24]3 years ago
8 0

Answer:

No, the number 49 is rational.

Step-by-step explanation:

If a number has a perfect square root, then the number is rational. The square root of 49 is 7, so 49 is a perfect square, therefore making it rational.

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Infiniti sells 8 different models of cars, with 5 different trim levels and 5 color choices. What is the total amount of options
solniwko [45]

Answer:

200

Step-by-step explanation:

Infiniti sells 8 different models of cars, with 5 different trim levels and 5 color choices.

Now, 8 different models of cars with 5 different trim levels have (8 × 5) = 40 choices.

Similarly, with  8 different models of cars, with 5 different trim levels and 5 color choices, there will be total (40 × 5) = 200 options one could choose. ( Answer )

4 0
4 years ago
Find the y intercept. I already found the slope is 9.
jeka57 [31]

The slope-intercept form: y = mx + b

We have the slope m = 9, therefore: y = 9x + b.

Next. We have the table:

x | -5 | -2 | 1 | 3 | 4 |

y |-46|-19| 8 |26|35|

(1, 8) → x = 1, y = 8

substitute the values of x and y to the equation:

8 = 9(1) + b

8 = 9 + b |-9

b = -1

Answer: y = 9x - 1 → y-intercept is -1.

8 0
3 years ago
Suppose that 24 inches of wire costs 96 cents.
Alexxx [7]
At the same rate, 31 inches of wire will cost 124 cents.

3 0
2 years ago
Which is not a common factor of 15, 45,and 90
Naddika [18.5K]

Answer:

6/90/45/30/18/9/2

Step-by-step explanation:

15: 3/5/15/1

45: 45/1/9/5/15/3/

90: 90/1/9/10/45/2/15/6/3/30/5/18

7 0
3 years ago
A nursery owner owner buys 8 panes they cost 19.60 she breaks 3 more how much do the 3 cost
shtirl [24]

Answer:

Step-by-step explanation:

45

6 0
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