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elena-14-01-66 [18.8K]
3 years ago
15

Two-fifths of the square of a number j

Mathematics
1 answer:
fredd [130]3 years ago
7 0

Answer:

\frac{2}{5}j^{2}

Step-by-step explanation:

Let

j ------> the number

we know that

The square of a number is equal to multiply the number by itself

so

The square of j is

j*j=j^{2}

so

Two-fifths of the square of a number j is the same that multiply the fraction 2/5 by the square of j

\frac{2}{5}j^{2}

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Hich of the following are the coordinates of the vertex of y = x2 − 10x + 2?
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The vertex is in essence the turning point of the parabola y = x²<span> − 10x + 2

the x coordinate of the turning point = </span>- \frac{b}{2a}
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3 years ago
Is 3/4 bigger than 3/5
Svet_ta [14]
Yes, 3/4 is bigger than 3/5.
One way you can verify this is by drawing a bar model, and cut it into four. Color in three pieces.
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Another way you can do this is by dividing the numerator by the denominator for both fractions.
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