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irga5000 [103]
3 years ago
13

.00045-2.5×10^-5 what is the answer in scientific notation

Mathematics
1 answer:
mote1985 [20]3 years ago
4 0

.00045-2.5×10^-5

= 4.5 x10^-3  - 2.5 x10^-5

= 4.25 x10^-4

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sammy [17]

Answer: Simple and best practice solution for 4y^2+8y+1=0 equation. ... Begin completing the square. ... Square it (1) and add it to both sides.

Step-by-step explanation: Complete the square for x2+2x x 2 + 2 x.

4 0
3 years ago
What is 2 to the 9th power
andrey2020 [161]

Answer:

it is 512

Step-by-step explanation:

5 0
3 years ago
A tennis ball has a radius of about 1.4 inches What is the volume of the tennis ball to the nearest half inch.? Use 3.14 as an a
Ilya [14]

Answer:

Volume of tennis ball = 11.49 inch³

Step-by-step explanation:

Given:

Radius of tennis ball = 1.4 inches

Value of π = 3.14

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Volume of tennis ball

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Volume of sphere = [4/3][π][r]³

Volume of tennis ball = [4/3][π][Radius of tennis ball]³

Volume of tennis ball = [4/3][3.14][1.4]³

Volume of tennis ball = [1.333][3.14][1.4]³

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Volume of tennis ball = [4.1856][2.744]

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6 0
3 years ago
Can you help me please
STALIN [3.7K]

Answer:

36

Step-by-step explanation:

Here we a given a rule

It say

x(y÷3)^2

And we are given the values of x and y as

x=4 and y = 9

Let us replace them in the rule we are provided with

4(9÷3)^2

Applying DMAS rule, which says, first Division ollowed by Multiplication addition and then subtraction .

We first divide 9 by 3

9÷3 = 3

Hence

4(9÷3)^2 = 4(3)^2

Now we square first

3^2 = 3 \times 3 = 9

4(3)^2 = 4 \times 9

4(3)^2 = 36

Hence our final answer will be 36

4 0
4 years ago
You move left 5 units. You end at (-1, 5). Where did you start?
juin [17]

Answer:

(4,5)

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Hello!

If you move 5 units to the left, you change the x-value in (x, y) by -5.

Let the original x-value be x:

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  • x = 4

The original x-value is 4. Since you didn't change the y-value (up/down), you can keep the same y-value for the coordinate.

The original point was at (4,5)

8 0
2 years ago
Read 2 more answers
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