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STatiana [176]
3 years ago
14

Evaluate the expression. (-4)2

Mathematics
2 answers:
Advocard [28]3 years ago
8 0

Answer:

-8

Step-by-step explanation:

4x2=8

change to negative since a negative times a positive is a negative

-8

lara31 [8.8K]3 years ago
6 0

Answer: -8

Step-by-step explanation: -4* 2= -8

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I keep gettin it wrong please help!!!
Firdavs [7]

Answer:

-5≤ x ≤5 or [-5,5]

Step-by-step explanation:

domain is related to independent variable x

black dots means that number is included in the domain

in this case function is from -5,5 included or -5≤ x ≤5 or [-5,5]

8 0
3 years ago
He scored 3 goals at Saturdays gams and scored 5 goals in yesterdays game . What is his percent of increase?
trasher [3.6K]

Answer: his percent of increase = 66.66%

Step-by-step explanation:

percent of increase = Increase/ Previous goal x 100

Previous goal = 3 goals

Yesterday's goal = 5 goals

Percent of increase = (5-3) / 3 x 100

=2/3 x 100

=0.6666 x 100

=66.66%

5 0
3 years ago
10. When Raphael solved the system below by using the method of elimination, he changed the second equationto -8x – 2y = -2. Wha
Alex17521 [72]

\begin{gathered} 8x+3y=7\ldots eqn(1) \\ 4x+y=1\ldots.eqn(2) \end{gathered}

The property that justifies multiplying through eqn(2) by -2 is;

the rationalization to align the coefficients of x in both equations with a view to eliminating the terms in x.

5 0
1 year ago
Find 50% of 108:<br> Find 25% of 108:<br> Find 75% of 108:
laiz [17]

Answer:

50% of 108: 54

25% of 108: 27

75% of 108:  81

Step-by-step explanation:

Hope this helps have a nice day

5 0
3 years ago
Read 2 more answers
Parallel,perpendicular or neither
JulsSmile [24]
Parallel:
y
=
2
3
x
−
11
3
y=
3
2
​
x−
3
11
​


perpendicular:
y
=
−
3
2
x
+
5
y=−
2
3
​
x+5
5 0
3 years ago
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