4 years ago

explain the relationship multiplying and diving by 10, 100, and 1000 and moving the decimal point to the right or to the left

Mathematics

1 answer:

vovikov84 [41]4 years ago

8 0

When multiplying the decimal goes to the right, when dividing the decimal goes to the left.

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X<br> f(x) =<br> x2 + 4x<br> .<br> x2_4

PtichkaEL [24]

The answer is 1/(x+4)
Explanation:
You would factor out the denominator
So,
(X-4)(x+4)=x^2-16
So, x-4/(x+4)(x-4)
Then x-4 cancels each other out from the numerator and denominator
Leaving 1/x+4

6 0

3 years ago

Determine whether y = -2x² - 3 is a function.

Alexus [3.1K]

Answer:yes

Step-by-step explanation:

5 0

2 years ago

Shelby made $200 from selling candy bars. Large, x, candy bars sell for $4 each and smaller, y, candy bars sell for $2 each. Wri

babymother [125]

Answer:

The Equation is

4x+2y= 200

Then total number of candy bars is

X+Y

Step-by-step explanation:

Shelby made $200 from selling x at $4 each and y at $2 each.

Let's have in mind that x is the number of large candy bars

And y is the number of small candy bars

The equation is simple

The amount it was sold is going to be the coefficient of the numbers we don't Know...

Equation is

4x+2y= 200

Then total number of candy bars is

X+Y

8 0

3 years ago

I got the answer 27th on the question "Julio wears a blue shirt every 3 days. Larry wears a blue shirt every 4 days. on April 12

aalyn [17]

No, the answer is 24th.
The LCM of 3 and 4 is 12.
(3,6,9,12)(4,8,12)
12th April +12=24th April

5 0

3 years ago

A box contains $8.00 in nickels, dimes, and quarters. There are three times as many nickels as quarters, and the number of dimes

IgorLugansk [536]

Answer:

There are 12 quarters, 36 nickels and 32 dimes.

Step-by-step explanation:

3 0

3 years ago