3 years ago

Which statement is logically equivalent to the following conditional statement?

1 answer:

7 0

<span>The best answer is:
If it is a rectangle, then it does not have three sides.
</span>This statement is also known as the equivalent contra-positive.

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Factorise 10x²+19x+6<br><br> Show working out please.

stepladder [879]

Answer:

(2x+3)(5x+2)

Step-by-step explanation:

10x²+19x+6

multiply to get 60

add to get 19

10x²+19x+6

(10x²+15x)(+4x+6)

factorise:

10x²+15x

5x(2x+3)

4x+6

2(2x+3)

(2x+3)(5x+2)

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3 years ago

Jack bought 7 tickets to a movie he paid $7 for each adult ticket and and $4 for each child ticket jack spent $ 40 for the ticke

nydimaria [60]

Answer:

Step-by-step explanation:

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3 years ago

A bag contains 7 red marbles, 3 blue marbles and 5 green marbles. If three marbles

worty [1.4K]

Answer:

3.7%

Step-by-step explanation:

We know that from this situation, the probability of drawing a single green marble is 1/3. However, to find the probability of drawing 3 green marbles, we will need to do:

$P= \frac{1}{3}* \frac{1}{3}*\frac{1}{3}$