4 years ago

Which of the following are mathematical sentences.

1 answer:

4 0

A, B, E, and F are mathematical sentences.

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ki77a [65]

Answer:

75°

Step-by-step explanation:

firstly, use the pythagoras theorem

Square root(8²-2²) = 7.75

Then, use sine

sine A= 7.75/8

Sine A=0.9688

A= (sine power of -1) x (0.9688)

A=75.63

5 0

3 years ago

NikAS [45]

$2x^2-2x-1=0$
$\Delta=b^2-4ac$

$\Delta=(-2)^2-4*2*(-1)=4+8=12$

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3 years ago

scoray [572]

The answer is c to your question

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3 years ago

monitta

The answer is 3:2. That is the answer.

8 0

3 years ago

Alja [10]

Answer:

$3 for seinor citizen and $4 for student

Step-by-step explanation:

4 0

3 years ago