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Dafna11 [192]
2 years ago
12

Please I need help badly and quickly, pls do not answer if you just want the points. I need an accurate answer for this. Cheers

Mathematics
1 answer:
natita [175]2 years ago
7 0

Answer

Q11 is 50,3

Q12, 23,19

Step-by-step explanation:

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Help please I really need help<br> :)
Firdavs [7]

Answer:

Solution given:

For 1st

x²=71

For x=±\sqrt{71}

and

For 2nd

x³=71

For x=±\sqrt[3]{71}

So answer is:

In first row

<u>Solution to x²=71</u>

In second row

<u>Solution to </u><u>x³</u><u>=71</u>

In third row

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6 0
2 years ago
Kiran walked at a constant speed. He walked 1 mile in 15 minutes. Which of these equations represents the distance d (in miles)
galben [10]

Answer: d=\dfrac{t}{15}, where d= distance that Kiran walks in t minutes.

Step-by-step explanation:

Given: Kiran walked at a constant speed.

He walked 1 mile in 15 minutes.

The, distance walked by Kiran in 1 minute = \dfrac1{15} mile

The distance that Kiran walks in t minutes = t\times\dfrac{1}{15} miles

If d= distance that Kiran walks in t minutes

The required equation: d=\dfrac{t}{15}

5 0
3 years ago
Evaluate x2 + 3x – 7+ 8 when x = 4.
Karo-lina-s [1.5K]

Answer:

29

Step-by-step explanation:

Since they have given you x = 4, simply sub it into the equation,

(4)^2 + 3(4) - 7 + 8

=  29

3 0
3 years ago
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The volume of a cube of ice for an ice sculpture is 64000
-BARSIC- [3]

no question to answer

Step-by-step explanation:

8 0
2 years ago
I need help asap! This is a math pearson.
Ulleksa [173]

Answer:

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Step-by-step explanation:

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3 0
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