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exis [7]
3 years ago
15

What is the largest four-digit negative integer congruent to $1 \pmod{23}?$

Mathematics
1 answer:
____ [38]3 years ago
8 0

Answer:

-1011

Step-by-step explanation:

An integer that is congruent to 1 mod{23} is of the form 23n+1.

Therefore, we form the inequality 23n+1<-999, and find the largest possible integer n. We get

23n+1<-999

23n<-1000

n < 1000/23, or n < -43.48

The largest possible negative integer n is -44. We plug it in for n to get 23 x -44 +1 =-1011.

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Sam started with savings of $2,500 and adds $40 to his savings each week. Marshall started with $7,300 in savings and spends $60
Oliga [24]

The number of weeks it will take both Sam and Marshall to have the same amount of savings in their accounts is 48 weeks

Given:

<em>Amount with Sam </em>= $2,500

<em>Additional savings each week</em> = $40

<em>Amount with Marshal</em> = $7,300

<em>Amount spent each week</em> = $60

let

x = <em>number of weeks</em>

<em>Sam equation:</em>

2500 + 40x

<em>Marshall's equation:</em>

7300 - 60x

Equate both

2500 + 40x = 7300 - 60x

<em>collect like terms</em>

2500 - 7300 = - 60x - 40x

-4800 = -100x

divide both sides by - 100

x = -4800 / -100

x = 48 weeks

Therefore, the number of weeks it will take both Sam and Marshall to have the same amount of savings in their accounts is 48 weeks

Read more:

brainly.com/question/8957185

5 0
3 years ago
Which must be true? Select two options. Point H is the center of the circle that passes through points D, E, and F.
olga nikolaevna [1]

Answer:

A. Point H is the center of the circle that passes through points D, E, and F.

C. Line segment H E is-congruent-to line segment H D

Step-by-step explanation:

The center of a circle is a point within it that has the same distance to all other points on its circumference.

Constructing a circle with center H would pass through the points D, E and F at the three vertices of the given triangle. Thus producing a circumscribed circle to the triangle. A circumscribed circle is one that can is constructed outside a given figure.

It can also be observed that, DH ≅ EH ≅ FH. So that, the line segment HE is congruent to line segment HD.

The correct options in the given question are: A and C.

5 0
3 years ago
In Exercise,find the horizontal asymptote of the graph of the function.<br> f(x) = 8x^3+2/2x^3+x
KIM [24]

Answer:

Horizontal asymptote of the graph of the function f(x) = (8x^3+2)/(2x^3+x) is at  y=4

Step-by-step explanation:

I attached the graph of the function.

Graphically, it can be seen that the horizontal asymptote of the graph of the function is at y=4. There is also a <em>vertical </em>asymptote at x=0

When denominator's degree (3) is the same as the nominator's degree (3) then the horizontal asymptote is at (numerator's leading coefficient (8) divided by denominator's lading coefficient (2))  y=\frac{8}{2}=4

6 0
3 years ago
A+2 is less than it equal to 2
Veronika [31]
What is the question
7 0
3 years ago
The sum of two numbers is 85. If four times the smaller number is subtracted from the larger number, the result is 5. Find the t
Cerrena [4.2K]

Answer:

the larger number is 69

the smaller number is 16

Step-by-step explanation:

x is the smaller number

y is the larger number

x + y = 85

y - 4x = 5

y = 5 + 4x

x + 5 + 4x = 85

5x = 80

x = 16

y = 69

5 0
3 years ago
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