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RSB [31]
2 years ago
7

Which expression is equal to 4^2 x 4^8

Mathematics
2 answers:
Nezavi [6.7K]2 years ago
7 0
<span>4^2 x 4^8 = 4^(2+8) = 4^10

hope it helps</span>
Lostsunrise [7]2 years ago
6 0

Answer:

4^10

Step-by-step explanation:

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Find an equation for the line that passes through the points (1, -1) and (-3, 1).
saul85 [17]

Answer:

<h3>y = - 1/2x - 1/2</h3>

Step-by-step explanation:

Equation of line is y = mx + c

where m is the slope

c is the y intercept

Slope of the line using points

(1, -1) and (-3, 1) is

m =  \frac{1 + 1}{ - 3 - 1}  =  -  \frac{2}{4}  =  -  \frac{1}{2}

Equation of the line using point

( 1 , - 1) and slope - 1/2 is

y + 1 =  -  \frac{1}{2} (x - 1) \\ y + 1 =  -  \frac{1}{2} x +  \frac{1}{2}  \\ y =   - \frac{ 1}{2} x +  \frac{1}{2}  - 1 \\ y =  -  \frac{1}{2} x -  \frac{1}{2}

Hope this helps you.

3 0
3 years ago
One number is 16 more than a second number. The sum of the first number and twice the second number is 139. What is the answer ?
Nezavi [6.7K]
Answer first number  = 57  second number = 41
x= 16 + y
x + 2y = 139

16+ y + 2y =139
16 + 3y =139
16-16 +3y = 139-16
3y = 123
3/3y = 123/3
y= 41

x= 16+y
x = 16+41
x= 57
4 0
3 years ago
Math question down below
RSB [31]
400, because each interval represents 40 and they are 10 intervals apart. 40*10=400
7 0
3 years ago
R^3+2r^2-9r-18 simplified expression
dem82 [27]

Answer:

(r2 + 9) • (r - 2

8 0
3 years ago
Evaluate ab + c for a = 2, b=3, and c = 4.<br> 10<br> 27<br> 9
hichkok12 [17]

Answer:

10

Step-by-step explanation:

first put the value of all three variables

i.e. 2*3+4

multiply first and then add

6+4

10

5 0
3 years ago
Read 2 more answers
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