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adoni [48]
3 years ago
5

I’ve done this at least 40 times and keep getting it wrong??

Mathematics
2 answers:
aleksandrvk [35]3 years ago
5 0

Answer:

4 times it is tails

Step-by-step explanation:

Sample Space: 1H, 1T, 2H, 2T, 3H, 3T, 4H, 4T

H= heads

T= tails

Event is is tails; 1T, 2T, 3T, 4T

4 times or 50% chance

Roman55 [17]3 years ago
5 0
4 times / and it is tails
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The graph Of y= x2 + 11x + 24 is equivalent to the graph of which equation?
stepan [7]

Answer:

Step-by-step explanation:

Please use " ^ " to indicate exponentation:   y= x^2 + 11x + 24.  Thanks.

Because x^2 is positive, the graph of this parabola opens up.

We can find the vertex and roots (zeros) as follows, using the quadratic formula:

With a = 1, b = 11 and c = 24,

       -11  ± √ [ (11^2-4(1)(24) ]       -11 ± √25

x = ------------------------------------ = --------------- = -3    and   x = -8

              2(1)                                     2

This tells us that the x-intercepts are at (-3, 0) and (-8, 0).  The minimum value is at x = -b / (2a), which here is x = -11 / [2] = -5 1/2 (which is halfway between the zeros).

The vertex (and thus, the minimum) is at (-5 1/2, f(-5 1/2) ).

7 0
3 years ago
Can someone please give me the answer to this
Nonamiya [84]

Hello!

\large\boxed{y = 2x - 4}

Slope-intercept form is y = mx + b where:

m = slope

b = y-intercept

Plug in the given values:

y = 2x - 4

7 0
3 years ago
Will mark brainliest, most likely last one sorry.
Neko [114]

Answer:

Step-by-step explanation:

Rational numbers          Irrational numbers

3√25                              5.15603418923......

-11/151                              √141

 ____

1.1625

√256

Irrational numbers are numbers that doesn't terminate and doesn't repeat.

Rational numbers are numbers that can be written in p/q form

6 0
3 years ago
The vertex of the parabola below is at the point (1, -2). Which of the following
Minchanka [31]

Answer:

A. y=\left(x-1\right)^{2}-5

Step-by-step explanation:

I graphed my answer on the graph below and it matches your graph.

4 0
3 years ago
Three less than two times a number is 55. What is the number ?
Aloiza [94]
29
2x29=58-3 =55
3-2x (x=29) =55
29x2=58-3
5 0
4 years ago
Read 2 more answers
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