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Oksanka [162]
3 years ago
14

How many terms are in the simplified expression -3x 2 + 2y 2 + 5xy - 2y + 5x 2 - 3y 2

Mathematics
2 answers:
Vilka [71]3 years ago
4 0

there are 6 terms in the simplified expression


Virty [35]3 years ago
4 0
<span>-3x 2 + 2y 2 + 5xy - 2y + 5x 2 - 3y 2 should be written with " ^ " to indicate exponentiation:

</span><span>-3x^2 + 2y^2 + 5xy - 2y + 5x^2 - 3y^2

Next step is to combine like terms (simplify):

5x^2 - 3x^2 + 2y^2 - 3y^2 + 5xy - 2y  becomes  
      2x^2       -         y^2      + 5xy - 2y.

This has FOUR terms.</span>
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2 years ago
susie has a piece of cloth that is 3 yards long she cut it into shorter lengths of 16 inches each how many of the shorter pieces
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3 years ago
Read 2 more answers
Need help with full explanation first to answer extra points!!!
blsea [12.9K]

Answers:

<h2>1. 35 </h2><h2>2. 12</h2>

Step-by-step explanation:

Those brackets indicate absolute value. Absolute value is the distance of a number from 0 on the number line. In other words, negatives don't matter. There is also no such thing as a negative absolute value.

-2     -1      0      1       2

Both -2 and 2 are the same distance from 0, just in the opposite direction. Both numbers have the same absolute value, which is 2.

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7 0
3 years ago
3200 dollars is placed in an account with an annual interest rate of 8.25%. To the nearest tenth of a year, how long will it tak
Whitepunk [10]

Answer:

24.2 years

Step-by-step explanation:

The basic formula is I = P * i * t, where I is interest, P is total principal (or profit), i is rate of interest per year, and t is total time in years. I = P * i * t can be rearranged to solve for t: t = I / (i * p).

In this question I = $6400, P = $3200 and i = 8.25%, so we plug in those numbers to get t = 6400 / (0.0825 * 3200), which solves to 24.2424 years.

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3 years ago
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ludmilkaskok [199]

Answer:

Y= 1/3x + 4

Step-by-step explanation:

4 is the y intercept and it goes across one and down 3 for the get the slope of  1/3.

8 0
3 years ago
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