2 years ago

A student asks 18 friends to participate in a psychology experiment.

Mathematics

1 answer:

nlexa [21]2 years ago

4 0

The answer is C Becuase hes asking his friends to partake in the psychology experiment

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mel-nik [20]

Answer:

Step-by-step explanation:

So the triangle rule is that the 2 smaller sides of a triangle have to have a greater sum than the largest side.

I answer a 1+2 has to be greater than 3 and its not therefore A is the answer

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2 years ago

A group of 8 friends(5girls and 3 boys) plans to watch a movie,but they have only 5 tickets. If they randomly decide who will wa

mrs_skeptik [129]

The chance of 3 girls being chosen is 3/8.

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2 years ago

a car travels 10 miles in 15 minutes, how many miles will the car travel in 60 minutes at this rate? how many miles will it trav

nlexa [21]

Answer:60/15=4

So 10 miles in 15 min = 40 in 60 min or 30 in 45.

Step-by-step explanation:

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3 years ago

How do I solve 5x - 4 = -19

ira [324]

Undo what has been done to the variable. That means to do the opposite done to the variable.
5x-4=-19
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x=-3

7 0

3 years ago

Solve 5x^2-2=-12 by taking the square root

Nady [450]

Answer:

$x = \sqrt{-2} = 2i$

Step-by-step explanation:

$5x^2-2=-12$

$5x^2 =-10$

$x^2 =-2$

$x = \sqrt{-2} = 2i$

6 0

2 years ago