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shutvik [7]
3 years ago
7

If A=x² +xy-6, B=6xy-2x² +1 and C= 3x² +7 -3xy,find :(i) A+B+C​ (ii)A-B+C (iii)A+B-C​

Mathematics
1 answer:
defon3 years ago
8 0

Answer:

A+B+C = 2(x+y)²

do rest in same manner

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Find the equation of the line passing<br> through the points (2, 4) and (3, 2).<br> y = [? ]x + [ ]
PtichkaEL [24]

Answer:

first find slope m

m=(4-2)/(2-3)

m= -2

so equation line is

y-y1=m(x-x1)

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y=-2x+4+4

y=-2x+8

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7 0
3 years ago
Which variable expression represents the phrase “the quotient of 5 times a number and 2”?
bezimeni [28]

Answer:

5x/2

Step-by-step explanation:

Say the mystery number is "x"

5 times that = 5 * x = 5x

Then the quotient (that means the result of division, so divide!) of that and 2 would give you: 5x/2

3 0
2 years ago
?In the table below, y is a linear function of x.X-214710y09182736What is the y intercept of the function
Aleonysh [2.5K]

y intercept : (0,6)

Explanation:

Use the formula:

. y = mx + b

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. m = (y-y1) / (x-x1)

m = (0-9) / (-2-1)

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m = 3

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Replace b in the equation:

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To find the y-intercept replace x by 0 in the equation:

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7 0
2 years ago
Round 9.99975 to the nearest thousand.
gizmo_the_mogwai [7]

Answer:

Hello There!!

Step-by-step explanation:

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hope this helps,have a great day!

~Pinky~

4 0
3 years ago
When I...
valentina_108 [34]

Answer:

11

Step-by-step explanation:

Work backwards and reverse the operations to find the original number.

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Reverse the operations for take the square root: 4² = 16

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Reverse the operations for double the number: 22 ÷ 2 = 11

4 0
3 years ago
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