All categories

3 years ago

(4x10^2) - (2x10^-1)

Mathematics

1 answer:

balandron [24]3 years ago

7 0

Answer:

Step-by-step explanation:

The LCD here is 10.

Multiplying numerator and denominator of (4*10^2) by 10 results in:

40*10^3

-------------

and rewriting (2x10^-1) with positive exponent in the denominator results in:

---------

So, before simplification, this difference comes out to be:

40000 - 2 39998 19999

----------------- = ---------------- or ------------

10 10 5

You might be interested in

How to solve this equation

kirill [66]

$a = 20$
a/5 + 6 = 10

Subtract 6 from both sides:
a/5 = 4

multiply both sides by 5:
a = 20

8 0

3 years ago

300 mi /20 sec = ? Mi /1 min

snow_lady [41]

Answer:

900

Step-by-step explanation:

To get your answer, you can just multiply 20 seconds by 3 to get 60 seconds, which is a minute.

Since whatever you do on one side you have to do to the other, multiply 300 mi by 3 as well. That would get you 900.

4 0

3 years ago

Bag contains 4 red marbles, 2 blue marbles, 1 purple

GaryK [48]

Answer:

432

Step-by-step explanation:

6 0

2 years ago

Multiply: 4(−5 2/3) Enter your answer as a fraction in simplest form, like this: 42/53

8_murik_8 [283]

Answer:

The amount that came is $\frac{-68}{3}$

Step-by-step explanation:

The computation is shown below:

According to the question, it is mentioned that

Multiply 4 by $-5\frac{2}{3}$

First open the equation in a fraction it would be $\frac{-17}{3}$

Now multiplied the above fraction by a 4

That gives the result of $\frac{-68}{3}$

Hence, the amount that came is $\frac{-68}{3}$

We simply multiply the 4 with the given fraction

Thus the above represents the simplest form of the fraction

5 0

3 years ago

What are the coefficient(s) in the expression 6y+3x-2

Maslowich

Answer:

6 and 3

Step-by-step explanation:

3 0

3 years ago