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Murljashka [212]
3 years ago
13

Find the product mentally. (ab + 3)(ab - 3)

Mathematics
2 answers:
Evgen [1.6K]3 years ago
4 0

Use the FOIL method

a^2b^2 - 9

lys-0071 [83]3 years ago
4 0
This is a difference if squares.

Multiply the terms in the parenthesis with the respective equal one.

I mean: ab*ab and +3*(-3)

a^2b^2 - 9
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Please help<br> step by step plz<br> and thank you
sertanlavr [38]

4 pints of ice cream are used for 6 sundaes

So,

6 sundaes = 4 pints of ice cream

=> 1 sundaes = 4 pints of ice cream/6

=> 1 sundaes = 4/6 pints of ice cream

=> 1 sundaes = 0.66666... pints of ice cream

8 0
3 years ago
Find the value of x in the triangle shown below.​
nika2105 [10]

Answer:

x =  \sqrt{28}

Step-by-step explanation:

Given,

Base of the triangle = 6

Hypotenuse of the triangle = 8

Let the height of the triangle = x

Therefore, According to Pythagoras Theorem,

{8}^{2}  -  {6}^{2}  =  {x}^{2}

=  > 64 - 36 =  {x}^{2}

=  > 28 =  {x}^{2}

=  > x =  \sqrt{28} (ans)

6 0
3 years ago
Find the percent: 80% of 8
8090 [49]

Answer:

6.4

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Help with these math problems above!
dimulka [17.4K]
The answers to the questions

6 0
3 years ago
In making a sales forecast, the business owner can only use his best judgment to determine projected costs and revenues. True Fa
nalin [4]
The best answer between the two choices would be the second option B) FALSE because the owner doesn't have to use his ''best'' judgement to figure out costs and expenses when it comes to sales.
7 0
3 years ago
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