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Hatshy [7]
3 years ago
11

Multiply: (x + 3)(x-4)

Mathematics
1 answer:
Ratling [72]3 years ago
5 0

Answer:

X^2-x-12

Step-by-step explanation:

FOIL

First, Outside, Inside, Last

First: X*X=X^2

Outside: x*-4=-4x

Inside: x*3=3x

Last:3*-4=-12

All together: X^2-4x+3x-12

Simplify: X^2-x-12

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36/100 simplified in simple form
Ludmilka [50]

Hello from MrBillDoesMath!


Answer:  9/25


Discussion:

My first observation is that both 36 and 100 are even numbers, so let's divide each by 2.

36/100 = 18/50

Again, 18 and 50 are even numbers so let's divided each by 2

= 18/50 =  9/25

While I didn't write it out, my statement "divide them by 2" is really this:

36/100 =   ( 36/2) / (100/2)  = (18) /50 = ( 18/2) / (50/2) = 9/25

Confusing, isn't it!

A shorter, but equivalent, approach is to divide the numerator and denominator by 4.



Regards, MrB.



 


7 0
3 years ago
11 + 2² - 2<br>please use pemdas​
Lena [83]

Answer:

the answer is 13

Step-by-step explanation:

i did PEMDAS

5 0
3 years ago
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Help with this question, please! I don't understand!
Over [174]

Answer:

  m∠LPM = 60°

Step-by-step explanation:

The measure of the angle facing the marked arcs is the average of the measures of the arcs:

  m∠LPM = (1/2)(40° +80°) = 60°

4 0
4 years ago
DONT UNDERSTAND AT ALLL
dlinn [17]
Her screen is a triangle duh
8 0
3 years ago
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I forgot how to do this. Can anyone help before tomorrow? Will give brainlist :)) (Also explain the answer atleast a little)​
EastWind [94]

Answer: Below

Step-by-step explanation:

Volume is based off of the formula (base × height/depth), with base being (width × length).

We know the three dimensions of the taller box, so:

7.75 × 2 × 12 = 186

The smaller box is 20% shorter. 12 × 0.8 gives us the 0% height, which is 9.6.

7.75 × 2 × 9.6 = 148.8

Since the problem is asking for the difference of the two volumes we do:

186 - 146.8 = 39.2

Our answer is 39.2

3 0
3 years ago
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