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OLEGan [10]
3 years ago
7

Select all expressions whose value is negative

Mathematics
1 answer:
il63 [147K]3 years ago
5 0

Answer:

"2 + 2(-3)(7) = negative

-2(27 ÷ 9)+4= negative

(14 ÷ -2)(-6)= positive

(4 - 10) - ( 8 ÷ ( -2))= negative

Step-by-step explanation:

2 + 2(-3)(7) = -40

-2(27 ÷ 9)+4= -2

(14 ÷ -2)(-6)= 42

(4 - 10) - ( 8 ÷ ( -2))= -2"

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The set of ordered pairs shown represents a function, f,
Rus_ich [418]

Answer:

B) (4, 0)

C) (0, -1)

E) (2, 3)

Step-by-step explanation:

If we see the rule of function then it says that,

a function is a special relationship where each input, x,  has a single output, y.

It means that for every value of x there SHOULD be a different value of y.

A)

(-3,-2) Rejected

because when x = 3, y = -2  

D)

(1, 6) Rejected

because when x = 0, y = 6  

F)

(-5, 9) Rejected

because when x = 4, y = 9  

4 0
3 years ago
Read 2 more answers
PLZ help really super fast
masya89 [10]

Answer:

Option C is true.

Step-by-step explanation:

See the attached diagram.

Since MN is a diameter of the circle at P, so it will always make a right angle at a point on the circumference of the circle.

Therefore, ∠ MLN = 90° as L is a point on the circumference.

Now, given that LM = 2x and LN = 3x, then we have to find MN.

So, applying Pythagoras Theorem, MN² = LM² + LN²

⇒ MN² = 4x² + 9x² = 13x²

⇒ MN = x√13

Therefore, option C is true. (Answer)

4 0
3 years ago
Evaluate the following expressions, and justify your answers.<br> WhatPower5(1)
Zepler [3.9K]

Answer:

correct answer is 0

Step-by-step explanation:

given data  as per question

WhatPower5(1)

to find out

Evaluate the expressions WhatPower5(1)

solution    

so here  we know that whatpower mean exponent of equation so we get by given equation  

so

we know whatpower5(1)  = 0

because  here

we know that  anything exponent 0 is equal to 0

so here we can say that

that is 5^{0} =  1

so that  the exponent  is here 0 of 5  that become 1

so correct answer is 0

5 0
3 years ago
What is the area of the medal platform?
Pani-rosa [81]
The total area is 78 sq. ft.

Since the medal platform has different measurements, we need to individually compute the area of each polygon.

The top polygon is a square. Its sides measure 3 ft. 

A₁ = a²
A₁ = 3 ft²
A₁ = 9 ft²

The middle polygon is a rectangle. 

Its total width can be derived by adding the widths given and the width of the square above.

w = 3 ft + 3 ft + 3 ft
w = 9 ft

A₂ = width * height
A₂ = 9 ft * 2 ft
A₂ = 18 ft²

The bottom polygon is also a rectangle.

w = 4 ft + 9 ft + 4 ft
w = 17 ft

A₃ = width * height
A₃ = 17 ft * 3 ft
A₃ = 51 ft²

Total Area = A₁ + A₂ + A₃
T.A. = 9 ft² + 18 ft² + 51 ft²
T.A. = 78 ft²
3 0
3 years ago
Graphing linear functions 5x+4y=-4
solmaris [256]
5x + 4y = -4
-5x -5x
4y= -5x - 4
— ————-
4 4
y=-5/4x - 1
6 0
3 years ago
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