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Leya [2.2K]
4 years ago
8

BASIC ALGEBRA PLZZZ HELP (x+y)(x-y)

Mathematics
2 answers:
ELEN [110]4 years ago
6 0

Answer:

x^2-y^2

Step-by-step explanation:

Given the expression (x+y)(x-y)

We can distribute this using the FOIL technique

This would leave us with

x^2+xy-xy-y^2

Then we can combine like terms to leave us with

x^2-y^2

Marizza181 [45]4 years ago
6 0

Steps:

(x+y)(x-y)

x^2-xy+xy-y^2

Multiplying the brackets together.

negative and positive= negative

= x^2-y^2

Answer is x^2-y^2

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Need help asap!! (summer packet)
DiKsa [7]

Part A:

Function A:

Slope = (7-3)/(5-3) = 4/2 = 2

Equation:

y - 3 = 2(x - 3)

y - 3 = 2x - 6

y = 2x - 3

Funcion B:

(0, 3 ) and (-5, 0)

Slope = (3 - 0)/(0 + 5) = 3/5

y-intercept (0,3) so b = 3

Equation:

y = 3/5 x + 3

Function C:

y = 3x + 1

Part B:

Rate of change is the change in y over the change in x (rise/run). It's also the slope

Function A:     rate of change = 2

Function B:     rate of change = 3/5 (smallest)

Function C:     rate of change = 3   (largest)

Order linear functions based on rate of change from least to greatest.

Function B:             y = 3/5 x + 3

Function A:             y = 2x - 3

Function C:             y = 3x + 1

6 0
3 years ago
When -3v = -18 is solved, the result is:
rjkz [21]

Answer:

When -3v = -18 is solved, the result is:

21v

4 0
2 years ago
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Alex777 [14]

Answer:

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bearhunter [10]

Answer:

32

Step-by-step explanation:

To make it a fraction form answer, you multiply the whole number by the denominator and make the result the new numerator. The old numerator becomes the new denominator

 

Thus, the answer to 12 divided by 3/8 in fraction form is:

96 /3

To make the answer to 12 divided by 3/8 in decimal form, you simply divide the numerator by the denominator from the fraction answer above:

96 / 3 = 32

The answer is rounded to the nearest two decimal points if necessary.

96/3 can be simplified to 32/1.

32/1 is an improper fraction and should be written as 32.

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Answer:

yes

Step-by-step explanation:

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