What two numbers can you multiply to get -21 and add to get -4
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
<u>Event A - spinning violet or yellow</u>
Assuming that the spinner has 4 different colors (red, orange, violet and yellow) - see attachment.
<u>Event B - rolling an even number</u>
Assuming the number cube has 6 sides numbered 1, 2, 3, 4, 5 and 6. Therefore, the even numbers are 2, 4 and 6.
Events A and B are <u>independent events</u> as the outcome of one event does not affect the outcome of the other event.
For independent events A and B:
To find P(A and B), substitute the found values of P(A) and P(B):
Answer:
Step-by-step explanation:
ΔADE & ΔABC are similar triangles.
Cross multiply,
12*x = 12*4
x = 4