2 years ago

What does it mean for statements to be logically equivalent?

1 answer:

8 0

Answer:

Two statement forms are called logically equivalent if they have identical truth values for each possible substitution for their statement variables.

Step-by-step explanation:

hope this helps <333

brainliest plz :) ?

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Nick rolls a fair dice 126 times.<br> How many times would Nick expect to roll an odd number?

Slav-nsk [51]

Answer: Answer:

UNDEFINED

Step-by-step explanation:

It is fate you can’t calculate what the dice will land on.

7 0

2 years ago

Simplify 8 over the quantity of 2 plus 2i.

dexar [7]

$\dfrac{8}{2+2i}=\dfrac{8}{2(1+i)}=\dfrac{4}{1+i}=\dfrac{4}{1+i}\cdot\dfrac{1-i}{1-i}=\dfrac{4(1+i)}{1^2-i^2}\\\\=\dfrac{4(1+i)}{1-(-1)}=\dfrac{4(1+i)}{1+1}=\dfrac{4(1+i)}{2}=2(1+i)=2+2i\\\\Used:\\(a-b)(a+b)=a^2-b^2\\\\i=\sqrt{-1}\to i^2=-1$

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2 years ago

12 - 3/4 (d + 16) = negative 5

Nutka1998 [239]

Answer: d=20/3

Step By Step:

Step 1, Simplify:

12-3/4(d+16)=-5

(-3/4)d+(12-12)=-5

(-3/4)d=-5

Step 2, Multiply each side by 4/(-3)

(4/-3)*(-3/4)d=(4/-3)*-5

d=20/3

8 0

3 years ago

Read 2 more answers

la siguinete tabla mustran la correspondencia entre dos variables. Determina si es funcion o relacion

Vaselesa [24]

Answer:

where's the table. on és la taula?

Step-by-step explanation:

6 0

2 years ago

Find all missing angles<br> I need help please

aksik [14]

Answer:

1) 34º

2) 52º

3) 56º

4) 94º

Step-by-step explanation:

let 3 be x

let 1 be y

let 2 be z

let 4 be j

180=86+38+x 56=x

90=56+y 34=y

180=86+j 94=j

180=34+z+94 52=z

4 0

1 year ago