4 years ago

3 3/20 as a decimal number

Mathematics

1 answer:

denpristay [2]4 years ago

3 0

3.15, I did this by calculating the decimal of the fraction then just adding the 3

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Please help me with this as well

Len [333]

Answer:

$y = \dfrac{3 + 6\sqrt{2}}{4} ~~~\textrm{and}~~~y = \dfrac{3 - 6\sqrt{2}}{4}$

Step-by-step explanation:

$(4y - 3)^2 = 72$

$4y - 3 = \pm\sqrt{72}$

$4y - 3 = \pm 6\sqrt{2}$

$4y = 3 \pm 6\sqrt{2}$

$y = \dfrac{3 + 6\sqrt{2}}{4}~~~\textrm{or}~~~y = \dfrac{3 - 6\sqrt{2}}{4}$

5 0

3 years ago

The ages, in years, of children at a birthday party, are 4, 7, 8, 2, 9, 6, 5, 5, 9, 7, 8. What is the median age?

sveticcg [70]

Answer:

The median age is 7.

Step-by-step explanation:

2, 4, 5, 5, 6, <u>7</u>, 7, 8, 8, 9, 9,

First you put the numbers in the right numerical order. Then you find the the middle/central number out of all the numbers in the numerical data set in order to find the median.

Hope you found this helpful! :)

6 0

3 years ago

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. Subtracting 3x2 + 4

olganol [36]

Answer:

Step-by-step explanation:

7x^2 + x + 9 - (3x^2 + 4x- 5) =

7x^2 + x + 9 - 3x^2 - 4x + 5 =

4x^2 - 3x + 14

4x^2 - 3x + 14 - (4x^2 - 3x) =

4x^2 - 3x + 14 - 4x^2 + 3x =

14 <===== ur answer

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3 years ago

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Photo attached please help

svetlana [45]

Wouldn’t it be C ? I think it’s c

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3 years ago

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Rewrite 7 x 7 x 7 x 7 x 7 using an exponent math

notsponge [240]

Answer:

7⁵ is the answer, why I've to type this much even if I don't want to, disgrusting shrat

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3 years ago

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