3 years ago

What does flipped E means and upside down A means in discrete math?

Mathematics

1 answer:

padilas [110]3 years ago

6 0

A backward e means "there exists".

An upside down A means "for all".

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Please help as soon as possible

Crank

Answer:

$9 \times 3 = 27 \\ 15 \times 6 = 90 \\ = 30.255 \\ 49 \times 3.14 = 153.86 \\ 153.86 + 30.255 + 27 = 211.115$

6 0

2 years ago

Jo says that some fact families have only multiplication equation and one division equation. fill in the blanks to show example.

Rasek [7]

5 x 2=10
10 (divided by) 2=5

Sorry i did not just put a division sign, my phone did not have the sign. :(

7 0

3 years ago

A 12inch diameter pizza has 22 calories per square inch. About how many calories are in the entire pizza? Use 3.14 for pi. Selec

wlad13 [49]

Step-by-step explanation:

Diameter of pizza = 12 inch

Therefore, radius r = 6 inch

$Area \: of \: entire \: pizza \\ = \pi {r}^{2} \\ = 3.14 \times {6}^{2} \\ = 3.14 \times 36 \\ = 113.04 \: {inch}^{2} \\ \\ amount \: of \: calories \: in \: entire \: pizza \\ = area \: of \: pizza \\ \times calories \: per \: square \: inch \\ = 113.04 \times 22 \\ = 2,486.88 \\$

5 0

3 years ago

Every Friday the boss buys pizza for his workers. Last week the workers finished 5 pizzas. This week

Viktor [21]

Answer:

40 : 43

Step-by-step explanation:

5 : 5 3/8

5: 43/8

lets clear out denominator to eliminate the fraction

(8)(5) : <u>(43)(8)</u><--- the 8's cancel

8 <--- the 8's cancel

40 : 43

5 0

3 years ago

2 √(5) - √(5) + 4 √(5) + √(3)<br> simplify

konstantin123 [22]

Step-by-step explanation:

2√5 -√5 +4√5 +√3

2-1+4√5 +√3

5√5 + √3

4 0

1 year ago