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Zigmanuir [339]
2 years ago
13

PLS HELP PLS PLS PLS SO EASY BUT I NEED HELP

Mathematics
2 answers:
Novay_Z [31]2 years ago
5 0

Answer:

Step-by-step explanation:

the answer is 45

kipiarov [429]2 years ago
4 0

Answer: 45

Step-by-step explanation:

\displaystyle\\25^\frac{1}{2}:3^{-2}=\\\\\frac{\sqrt{25} }{3^{-2}} = \\\\5*3^2=\\\\5*3*3=\\\\45

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Are these ratios equivalent?<br><br> 10 friends to 12 strangers<br><br> 30 friends to 36 stranger
horrorfan [7]

Answer:

Yes

Step-by-step explanation:

10:12 and 30:36

you can simplify them first so

10:12=5:6

and

30:36=5:6 which is equivalent to the other ratio

or you can do

                                             10:12

10 times 3 is 30                  30:36              12 times 3 is 36

7 0
4 years ago
Read 2 more answers
What is 0.000345 expressed in scientific notation? 3.45 × 102 3.45 × 104 3.45 × 10–2 3.45 × 10–4 its science btw
8_murik_8 [283]

Answer:

3.45 × 10^–4

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Complete the square to determine the maximum or minimum value of the function defined by the expression. x2 + 8x + 6
irga5000 [103]

Answer:

Minimum at (-4, -10)

Step-by-step explanation:

x² + 8x + 6

The coefficient of x² is positive, so the parabola opens upward, and the vertex is a minimum.

Subtract the constant from each side

x² + 8x = -6

Square half the coefficient of x

(8/2)² = 4² = 16

Add it to each side of the equation

x² + 8x + 16 = 10

Write the left-hand side as the square of a binomial

(x + 4)² = 10

Subtract 10 from each side of the equation

(x+ 4)² -10 = 0

This is the vertex form of the parabola:

(x - h)² + k = 0,

where (h, k) is the vertex.

h = -4 and k = -10, so the vertex is at (-4, -10).

The Figure below shows your parabola with a minimum at (-4, -10).

4 0
3 years ago
You have a summer job that pays you $5.60 an hour you get $8.40 an hour for overtime how many hours of overtime must you work to
Shtirlitz [24]

The following given problem can be expressed in the form of:

E = 5.60 * T1 + 8.40 * T2

 

where,

E = total earning

T1 = normal hours worked

T2 = overtime hours

 

Assuming that the maximum T1 hours is 40 hours. Beyond that is considered overtime, therefore:

 

287 = 5.60 * 40 + 8.40 * T2

T2 = 7.5 hours

 

<span>Therefore 7.50 overtime hours is needed.</span>

4 0
4 years ago
What is the slope intercept form of the equation passing through the points (0,0) and (0,10)?
Naily [24]
This is it! remember that it is undefined because you can't divide by 0.

8 0
4 years ago
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