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qwelly [4]
2 years ago
10

Find the value of the expression

Mathematics
1 answer:
astraxan [27]2 years ago
7 0

Answer:

19

Step-by-step explanation:

5*7 - 4*4

PEMDAS says multiply and divide first

35 - 16

Then add and subtract

19

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Convert to the given unit <br><br> 35 mm = ____ cm
Marta_Voda [28]
35 mm = 3.5 cm.
<span>1 mm = 0.1 cm

</span>The distance d in centimeters (cm) is equal to the distance d in millimeters (mm) divided by 10:
d(cm) = d(mm) / 10

Source: https://www.rapidtables.com/convert/length/mm-to-cm.html
4 0
3 years ago
Find either the maximum or the minimum value of the following quadratic equation. Be sure to show all of your work and identify
podryga [215]

Answer:

the minimum is (1,-9)

Step-by-step explanation:

y = 5x^2 - 10x - 4

since the parabola opens upward  5>0, this will have a minimum

it will occur along the axis of symmetry h=-b/2a

y =ax^2 +bx+c

h = -(-10)/2*5

h  = 10/10 =1

the minimum occurs at x =1

the y value for the minimum is calculated by substituting x =1 back into the equation

y = 5 * 1^2 - 10*1 -4

y = 5*1^2 -10 -4

y = 5-10-4

y = -9

the minimum is (1,-9)

6 0
3 years ago
Help me please!!!!!!!!!
Diano4ka-milaya [45]

Answer:

sorry i dont know

Step-by-step explanation:

4 0
2 years ago
What is the result of substituting for y in the bottom equation?
jeka57 [31]
The answer is the option A, which is: A. x-7=x²+2x-4
 The explanation is shown below:
To solve this problem you must apply the proccedure shown below:
 1. You have the following system equations given in the problem above:
 <span>y=x-7
 y=x²+2x-4
2. Therefore, when you substitute for y in the bottom equation, you obtain:
 </span>x-7=x²+2x-4
8 0
3 years ago
Read 2 more answers
Find the nth term:
san4es73 [151]

Answer:

n+3

Step-by-step explanation:

the relationship between those numbers are consistently adding 3 thus n +3

7 0
2 years ago
Read 2 more answers
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