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NARA [144]
4 years ago
9

Evaluate the exponential function when x=2 and y=-(1/3)^x

Mathematics
1 answer:
andrew-mc [135]4 years ago
6 0
Plug in the given value of x in the equation
y=-(1/3)^2
  = -1/9      
(because 3^2=9 and 1^2=1)
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Nonstandard dice can produce interesting distributions of outcomes. you have two balanced, six-sided dice. one is a standard die
Artyom0805 [142]
<span>1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
   
One die can show the values 1-6, while the other die can only show 0 or 6. So the possible totals are 1 through 6 plus 0 and 1 through 6 plus 6. Written out, one-by-one, this gives: 1+0 = 1 2+0 = 2 3+0 = 3 4+0 = 4 5+0 = 5 6+0 = 6 1+6 = 7 2+6 = 8 3+6 = 9 4+6 = 10 5+6 = 11 6+6 = 12</span>
6 0
4 years ago
2p + 3x = 680 x = 2p
svlad2 [7]
Use substitution. 

2p + 3(2p) = 680
2p + 6p = 680
8p = 680
p = 85

Plug in.
x = 2p
x = 2(85)
x = 170
p = 85
3 0
3 years ago
Read 2 more answers
A number is four times larger than the square of half the number ​
Mashcka [7]

Answer:

Step-by-step explanation:

Let the number = x

Read carefully the sentence part beginning with 4 times larger

4* something

4 times larger than the square of 1/2 the number

4 * (x/2)^2

4*(x/2)^2 = x

4*x^2/4 = x

x^2 = x  be very careful how you handle this. It looks like 0 might be an answer, but it isn't. If you divide x on both sides and you allow 0, you will get 0 / 0 and that is undefined. You must exclude that possibility with some sort of statement.

x cannot be 0.

x^2/x= x/x

x = 1

5 0
3 years ago
Given Set \(P:\ 3,\ 4,\ 7,\ 8,\ 8\) and Set \(Q:\ 0,\ 0,\ 1,\ 1,\ 3,\ 7\).
Volgvan

Answer:

1:6

2:2

3:4, it's twice the MAD.

Step-by-step explanation:

6-2=4

MAD: 2

3 0
3 years ago
PLEASE HELP<br> find the vertex of f(x)=x^2+2x+3 (make sure you show your work)
Solnce55 [7]

ANSWER

(-1,2)

EXPLANATION

The given quadratic expression is:

f(x) =  {x}^{2}  + 2x + 3

The coefficient of the quadratic term is already 1.

So we add and subtract the square of half the coefficient of x.

f(x) =  {x}^{2}  + 2x  + 1 - 1+ 3

We factor the first three terms to obtain

f(x) =(x  + 1)^{2}  + 2

This is now in the form:

f(x) =  a({x  -  h)}^{2}  +k

where (h,k) which is equal to (-1,2) is the vertex.

5 0
3 years ago
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