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inessss [21]
3 years ago
11

Given that x = 5 and y = 9, evaluate the expression using -4xy - 6x2 + 2x2y - 6y

Mathematics
1 answer:
Damm [24]3 years ago
4 0

Answer:

  66

Step-by-step explanation:

Put the numbers in place of the corresponding variables and do the arithmetic.

  -4(5)(9) -6(5)^2 +2(5)^2(9) -6(9) = -180 -150 +450 -54 = 66

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3 years ago
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An object is translated by (x-2, y-6). If one point in the pre-image has the coordinates (-3, 7,) what would be the coordinates
Katen [24]

Answer:

(- 5, 1 )

Step-by-step explanation:

Given the translation rule

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This means subtract 2 from the original x- coordinate and subtract 6 from the original y- coordinate, that is

(- 3, 7 ) → (- 3 - 2, 7 - 6 ) → (- 5, 1 )

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3 years ago
Solve for y in terms of x
Alika [10]

Answer:

(a) 3 - 2x - 2x²  (b) -21

Step-by-step explanation:

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if y = f(x)

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3 - 2(3) - 2*(3)²

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3 0
2 years ago
Triangle angle sun theorem<br> what the value of y?<br> I will give brainlist
hichkok12 [17]

Answer:

y = 7°

Step-by-step explanation:

By interior angle sum theorem of a triangle.

51 \degree + 87 \degree + 6y = 18 \degree \\  \\ \implies 138 \degree+ 6y = 18 0\degree \\  \\  \implies  6y = 180 \degree  - 138 \degree  \\  \implies  6y = 42 \degree  \\  \\ \implies  y =  \frac{42 \degree}{6}  \\  \\  \huge \red{\implies  y =7 \degree} \\  \\

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2 years ago
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photoshop1234 [79]

Answer:

(-6,0), (-5,-1), and (-1,-2)

-Please mark as brainliest!-

-Hope this helps!-

-Good luck!-

Step-by-step explanation:

0+3(-3) greater than or equal to -8

-9 greater than or equal to -8

No

-16+3(2) greater than or equal to -8

-10 greater than or equal to -8

No

-6+3(0) greater than or equal to -8

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Yes

-5+3(-1) greater than or equal to -8

-8 greater than or equal to -8

Yes

-1+3(-2) greater than or equal -8

-7 greater than or equal to -8

Yes

6 0
3 years ago
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