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marysya [2.9K]
3 years ago
14

Expand the expression (3-2y)^6 using binomial theorem

Mathematics
1 answer:
Nitella [24]3 years ago
5 0

She should have added 2 to both sides of the equation instead of subtracting 2.

2x -2 = 14

Add 2 to both sides:

2x = 16

Divide both sides by 2:

x = 8

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A conditional statement is logically equivalent to a biconditional statement. True False pls help i have a test and i was absent
andreyandreev [35.5K]

Answer:

false.

Step-by-step explanation:

A conditional statement is something like:

If P, then Q.

This means that if a given proposition P is true, then another proposition Q is also true.

An example of this is:

P = its raining

Q = there are clouds in the sky.

So the conditional statement is

If its raining, then there are clouds in the sky.

A biconditional statement is:

P if and only if Q.

This means that P is only true if Q is true, and Q is only true if P is true.

So, using the previous propositions we get:

Its raining if and only if there are clouds in the sky.

This statement is false, because is possible to have clouds in the sky and not rain.

(this statement implies that if there are clouds in the sky, there should be rain)

Then we could see that for the same propositions, the conditional statement is true and the biconditional statement is false.

Then these statements are not logically equivalent.

The statement is false.

3 0
2 years ago
Simplify 2m - [n - (m - 2n)].<br> -3m - n<br> 3m - n<br> -3m - 3n<br> 3m - 3n
Jobisdone [24]
You get 2m+m-3n which simplifies to    3m-3n
5 0
2 years ago
Plzzz Answer this as soon as possible!!!!
yaroslaw [1]
21.50+0.25r =22.25.
4 0
3 years ago
The new total is 60%, but the sales tax is 5% of the bill. how much is the salestax?
Nataly_w [17]

Answer:

Sales tax is 8.33 % of new total

Step-by-step explanation:

Let

Your bill =1000

New total 60%=1000*60/100=600

5% sale tax on whole bill price =1000*5/100=50

To deduct 5% sale tax in 60% of new total the % are=50/600=0.0833*100=8.33%

So,

Sale tax is 8.33% of new total 60%.

6 0
3 years ago
Y=5/2x−8
Levart [38]
One solution: (0,-8) is the answer
3 0
2 years ago
Read 2 more answers
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