Im Confused. Pls Help

Im Confused. Pls Help

Answers

Answer 1

Answer:

a = 15/28

Step-by-step explanation:

As long as the bases are the same, in this case 2, keep the base and add the exponents when multiplying

keep the base and subtract the exponents when dividing

1/4 + 3/7 = 3/28 + 12/28 = 15/28


Related Questions

9). The bacteria in a Petri dish culture are self-duplicating at a rapid pace. The relationship between the elapsed
time, t, in minutes, and the number of bacteria, BC), in the Petri dish is modeled by the following function:
B(O) = 5:35. How many bacteria will make up the culture after 80 minutes? Round to the nearest thousandth it
necessary

Answers

Answer:

66.44 Minutes

Step-by-step explanation:

The number of Bacteria, B(t) at any time t(in minutes) is given by the function:

We want to determine the time(in minutes) for the culture to achieve 10,000 bacteria.

Therefore:

Divide both sides by 100

good luck

This is for math

Can someone explain why her answer should've been 1/2 if that's correct?

Answers

Answer:

8(x-3)+7=2x(4-17)

8(x-3)+7=2x(-13)            -13, not 13

8x-24+7=-26x               -26x, not 26x

8x-17=-26x

34x=17

x=17/34=1/2               positive 1/2, not -1/2

I need help with this I will mark you if you get it right

Answers

Answer:

The area of a rectangle is l x w. So the area of the square is 10 x 10 = 100

The area of a circle is

[tex]\pi \times {r}^{2} [/tex]

The radius of all the circles is 2 inches.

[tex]\pi \times {2}^{2} = \pi \times 4 \: or \: 4\pi[/tex]

There are 4 circles so the area of all four is

[tex]4 \times (4\pi) \: or \: 16\pi[/tex]

To find the area of the shaded part of the square, subtract the area of all the circles, because they are not shaded, from the area of the square, because it is shaded. The difference will be the area of the shaded portion.

[tex]area \: = 100 - 16\pi[/tex]

[tex]area = 100 - 50.6548[/tex]

So the area is approximately 50 Sq in

Please help me, I dont have a lot of time left.​

Answers

Answer:

y = 3x -3

Step-by-step explanation:

NEED ANSWER ASAP 100 POINTS

Answers

Given:

Event A : the card has the number 8

Event B : the card is blue

The probability of each events are given as:

P (A) = 1/10

P (B) = 1/4

P(A and B) = 1/10 x 1/4 = 1/40

From thea above information, we can see that the outcome of the event A cannot affect the outcome of the event B.

Therefore, the two events are independent.

Given:

Event A : the card has the number 8

Event B : the card is blue

The probability of each events are given as:

P (A) = 1/10

P (B) = 1/4

P(A and B) = 1/10 x 1/4 = 1/40

From thea above information, we can see that the outcome of the event A cannot affect the outcome of the event B.

Therefore, the two events are independent.

NEED THE CORRECT ANSWER TO THIS ASAP!!!Sylvie needs $110 for a concert ticket. She already has $16 and she can earn the rest by working 10 hours at her job. If h represents her hourly earnings, select all the equations that can be solved to find Sylvie's hourly eamings.

a) 110 - 16 x 10h
b) 110 x 16h + 10
c) 16 x 110_n
d) 110 x 16 + 10h
e) 110 + 16 x 10h

Answers

Answer:

d

Step-by-step explanation:110-16 + 10h

Which points on the graph represent equivalent ratios?
Check all that apply.
A
B
С
D
E

Answers

Answer:

A B C E are the correct ones

im doing the same assignment currently

Answer:

A, B, C, and E

Step-by-step explanation

I'm also doing the same question rn and I got it correct.

Can you show that this is a parallelogram? Explain if you agree or disagree.

Answers

Answer:

yes

Step-by-step explanation:

yes because parallelogram are a flat shape with opposite sides parallel and equal in length. 

The graph below shows f(x), which represents a parent function, and g(x), which represents a translation of that function.

On a coordinate plane, 2 exponential functions are shown. f (x) decreases in quadrant 2 and approaches y = 0 in quadrant 1. It goes through (negative 3, 8) and crosses the y-axis at (0, 0.5). g (x) decreases in quadrant 2 and approaches y = 0 in quadrant 1. It goes crosses the y-axis at (0, 14) and goes through (1, 5) and (2, 2).
Which statements about the functions are true? Check all that apply.

f(x) = (one-half) Superscript x
g(x) = (one-half) Superscript x + 4 – 2
The ranges of both functions are the same.
The domains of both functions are the same.
The translation from f(x) to g(x) is right 4 units and down 2 units.

Answers

Answer:

A. f(x) = (one-half) Superscript x  

D. The domains of both functions are the same.

E. The translation from f(x) to g(x) is right 4 units and down 2 units.

The answers are A, D, and E

Step-by-step explanation:

Edge 2020

The statements about the functions are true A. [tex]f(x) = (1/2)^x[/tex]

D. The domains of both functions are the same.

E. The translation from f(x) to g(x) is right 4 units and down 2 units.

What is a translation?

A translation is represented by a change in the function graph, according to operations such as multiplication or sum/subtraction either in it’s range(involving values of y) or in it’s domain(involving values of x).

We are given that On a coordinate plane, 2 exponential functions are shown. f (x) decreases in quadrant 2 and approaches y = 0 in quadrant 1.

When evaluated in zero we have:

f(0) = 2(1/2)^0 = 2

So it crosses through the point (0, 2).

And when evaluated in x = 1, then

f(1) = 2(1/2)^1 = 1

Then it also passes through (1, 1).  It goes crosses the y-axis at (0, 14) and goes through (1, 5) and (2, 2).

The answers are A, D, and E

More can be learned about functions a;

brainly.com/question/24808124

#SPJ2

Write the fraction or mixed number as a percent.

1 4/5

Answers

Answer:

180%

Step-by-step explanation:

well 1 = 100%.

4/5 can get up to 100 if you multiply by 20/20. so 4/5 x 20/20 is 80/100 or 80%

100% + 80% is 180%

can you help with What times 4/5 equals 3/10

Answers

Answer:625

Step-by-step explanation: 45 x 310= 625

Let x= −1. Evaluate the function for y. y=7.2x+3

Answers

Answer:

y = -4.2

hope it's helpful ❤❤❤❤❤❤

THANK YOU.

The product of 3 and
increased by 5

Answers

Answer AND expaination

The product of a number and 3 increased by 5 is 7 less than twice the number which equation can be used to find this number , n?

its -7

the product of a number and 3: 3n

increased by 5: + 5

7 less than: - 7

twice the number: 2n

That gives us the following:

3n + 5 = 2n - 7

You only asked for the equation, not to actually help you solve for n, for note. If you do, just subtract 2n from both sides, and then subtract 5 from both sides.

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Add comment

Answer:

here i did it i think sorry if im wrong

Step-by-step explanation:

The product of a number and 3 increased by 5 is 7 less than twice the number

pop quiz I have a head and tail no body and no legs and you can flip me

Answers

Answer:

coin us the right anwser

The volume of a rectangular prism can be represented by the expression 216x^3y^2. If the length is 8 y and the width is 9 x , what is the height of the rectangular prism?
2 x^2y
2 x^3y^2
3 x^2y
3 x^3y^2

Answers

Answer:

h= 216x^3y^2÷(8yx9X) = 3x^2y

Which of the following must be true if the triangles are congruent?
AB II DC
AB I BC
DB bisects ABC
None of the statements above must be true.

Answers

Answer:

Third option is the correct answer

Step-by-step explanation:

[tex] \overline {DB} \:bisects \:\angle ABC[/tex]

Rewrite the following polynomial in standard form.
5
X 2
-6- — - x
2

Answers

Answer:

[tex]-\frac{x^{5} }{2} - x^{2} -6[/tex]

Step-by-step explanation:

[tex]-\frac{x^{5} }{2}[/tex] has the greatest degree and is, therefore, the first term in the equation.

-[tex]x^{2}[/tex] has the second greatest degree and is the second term in the equation.

-6  has the lowest degree so it is the last term.

Sandra used her debit card to buy lunch for $8.74 on Monday. On Tuesday, she deposited $8.74 back into her account. What is the overall increase or decrease in her bank account?

Answers

if i am correct it is gonna be 0$

Answer:

The answer should be 0.

PLEASE HELP ITS URGENTZ

Answers

Answer: 68

Step-by-step explanation:

(2z-60)+(2z-16) = 180

4z-76 = 180

4z=256

z=64

2(64) - 60

128-60

68

Can someone please help

Answers

Answer:

I think it is 26 and 2

Step-by-step explanation:

39÷6=6.5

4×6.5=26

13÷6.5=2

2 and 26 is the answer

gary cycled a total of 8 kilometers by making 4 trips to work. How many trips will gary have to make to cycle a total of 10 kilometers?

Answers

Answer:

5 TRIPS

Step-by-step explanation:

please help.me out with this question ​

Answers

Answer:

i can't see the question make sure its not blur

Answer:

download the app

Photomath

1. 8(x+7)
!!!!!!!!!!!!!!!!!!!!!

Answers

USE M A T H W A Y FOR THE ANSWER
x=-7

Distribute
8•x + 8•7
8x+56

Solve for x
8x = -56
8x/8 = -56/8
x = -7

An equilateral triangle with side lengths of 10 units is translated 4 units to the right. What is the length of one side of the triangle
after translation, in units?

Answers

Answer:

43.301

Step-by-step explanation:

please help me thank you

Answers

Answer:

Step-by-step explanation:

Answer:

X=52      y=128

Step-by-step explanation:

. An Olympic runner completed a 100-meter race with a time of 12.5 seconds. What was her average speed?

Answers

So you would do 100 divided by 12.5 and that equals 8. So the answer would be 8mph

SOMEONE PLEASE HELP ME WITH MY HOMEWORK AND I WILL GIVE YOU BRAINLIST

Answers

Answer:

2.5

Step-by-step explanation:

20/8

Answer:

1. 0.4

2. 2.5

Step-by-step explanation:

what was the total number of fans at the game?​

Answers

Answer:

C. 500

Step-by-step explanation:

15% OF 500 is 75

HELPPPPPPPPPPPPPPPPP

Answers

Answer:

khshsbdjudbdhdhdhgdhshsh

Answer:

Call ruses crig

Step-by-step explanation:

A 50 kg sack of sugar was repacked into 0.5 kg per bag and sold at 17.50 per bag.
What was the total cost of sugar? ​

Answers

1,750 is the total cost of it.

Step-by-step explanation:

first of all we should add , division then answer will come

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