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anzhelika [568]
3 years ago
7

Is -2/3 a rational number

Mathematics
2 answers:
Gelneren [198K]3 years ago
7 0

Answer:

yes it is rational, as it can be expressed in the form p/q where p=-2 and q=3

Step-by-step explanation:

kondor19780726 [428]3 years ago
3 0

Answer:

No

A number with no fractional parts is a rational number.

-2/3 is 0.666... converted to a decimal.

So, the answer is no, it is not a decimal.

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Simplify expressions
charle [14.2K]
<h3>a) \frac{2}{5}  \div (  - \frac{3}{4} )</h3><h3>■Dividing a positive and a negative equals a negative: (+)÷(-)=(-)</h3>

<h2>-  \frac{2}{5}  \div  \frac{3}{4}</h2><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3>

<h2>-  \frac{2}{5}  \times  \frac{4}{3}</h2><h3>■Multiply the fractions</h3>

<h2>-  \frac{8}{15}</h2>

<h3>Hence, Quotient =-  \frac{8}{15}</h3>

<h3>b) 0.4 \div  ( - 0.75)</h3><h3>■Convert the decimals into a fractions</h3>

<h2>\frac{2}{5}  \div ( -  \frac{3}{4} )</h2><h3>■Dividing a positive and a negative equals a negative: (+)÷(-)=(-)</h3>

<h2>-  \frac{2}{5}  \div  \frac{3}{4}</h2><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3>

<h2>-  \frac{2}{5}  \times  \frac{4}{3}</h2><h3>■Multiply the fractions</h3>

<h2>-  \frac{8}{15}</h2><h3>Hence, Quotient is -  \frac{8}{15}</h3>

<h3>c)-  \frac{2}{5}  \div  \frac{3}{4}</h3><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3>

<h2>-  \frac{2}{5}  \times  \frac{4}{3}</h2><h3>■Multiply the fractions</h3>

<h2>-  \frac{8}{15}</h2><h3>Hence, The Quotient is -  \frac{8}{15}</h3>
4 0
2 years ago
A line passes through the points (-1, 2) and (7,6). What is its equation in slope-intercept form? Write your answer using intege
EleoNora [17]

Answer:

y =  \frac{1}{2} x +  \frac{5}{2}

Step-by-step explanation:

hope this helps!

4 0
3 years ago
I need help, thank you
natali 33 [55]
Plot it on point (-2,-1)
7 0
3 years ago
Read 2 more answers
HELP IM FAILING MATH I NEED HELP :(
CaHeK987 [17]

Answer:idk

Step-by-step explanation:

idk

7 0
3 years ago
Read 2 more answers
Can you please solve this​
ddd [48]
The answer to your question is a=124 because the center triangle is a isosceles triangle
7 0
2 years ago
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