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Mumz [18]
4 years ago
14

Use the order of operations to solve 4[2.5 3(20 7)]

Mathematics
1 answer:
liraira [26]4 years ago
8 0
PEMDAS ( Parentheses, Exponents, Multiplication, Division, Addition, Subtraction)

4(2.53(207))

Since there are no equations in the parentheses, or exponents, we skip these, and head straight for multiplication:

4(523.7)

Then, do multiplication again:

2094.8

So that means, 4(2.53(207)) = 2094.8

I assume the brackets mean parentheses, since the absolute value of 523.7 does not mean anything in this equation.
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How is the graph of the parent function, y = StartRoot x EndRoot transformed to produce the graph of y = StartRoot negative 2 x
tino4ka555 [31]

The graph of the parent function is horizontally compressed by a factor of 2 and reflected over the y-axis ⇒ Last answer

Step-by-step explanation:

Let us revise some transformation

A horizontal compression (or shrinking) is the squeezing of the graph toward the y-axis.  

A horizontal stretching is the stretching of the graph away from the y-axis  

  • If k > 1, the graph of y = f(k•x) is the graph of f(x) horizontally shrunk (or compressed) by dividing each of its x-coordinates by k.
  • If 0 < k < 1 (a fraction), the graph of y = f(k•x) is the graph of f(x) horizontally stretched by dividing each of its x-coordinates by k
  • If k should be negative, the horizontal stretch or shrink is followed by a reflection across the y-axis

∵  y = √x is a parent function

∵ Its graph transformed to produce the graph of y = √(-2x)

- That means x is multiplied by a factor k, then it is compressed

   or stretched horizontally

∵ k = -2

- The factor is -2, where 2 is greater than 1, then it is compressed

   horizontally as the first rule above and the negative means

   reflected across the y-axis as the third rule above

∴ The graph of the parent function is compressed horizontally and

    reflected across the y-axis

The graph of the parent function is horizontally compressed by a factor of 2 and reflected over the y-axis

Look to the attached figure for more understand

Learn more:

You can learn more about transformation in brainly.com/question/9381523

#LearnwithBrainly

7 0
3 years ago
Read 2 more answers
Sue scored a total of 35 points in two games. She scored 6 times as many points in the second game as in the first. How many poi
KATRIN_1 [288]
A + b = 35
b = 6a
a + 6a = 35
7a = 35
a = 5
b = 30

She scored 30 points in the second game
6 0
3 years ago
Can someone help me!!!!!!
andriy [413]

Answer:

The value of x is 4, 3rd point.

Step-by-step explanation:

Move all the variables to one side & move unknown value to the other side :

4x - 3 = 2x + 5

4x - 2x = 5 + 3

2x = 8

Then solve it :

2x = 8

x = 8/2

x= 4

5 0
3 years ago
Read 2 more answers
Find the measures of the numbered angles in each rhombus
Svetlanka [38]

1)

1 = 38

2 = 38

3 = 38

4 = 38

2)

1 = 32

2 = 90

3 = 58

4 = 32

Let me know if I'm wrong.

4 0
3 years ago
Determine the total number of roots of each polynomial function using the factored form.f (x) = (x 1)(x - 3)(x - 4)
aliina [53]

Answer:

there are 3 roots at x=+-1, +3, +4

Step-by-step explanation:

4 0
2 years ago
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