Answer:
1. 189+224+87 2. 500- 189-224
B. q=87
Step-by-step explanation:
A division problem is unsolved, so it is an unknown factor until ithe problem is solved.

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Step(1)
To find q(a) we just need to put a instead of x in q(x) function.
Let's do it...

Multiply sides by -2 :


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Step (2)
To find q(a+1) we just need to put a+1 instead of x in q(x) function.
Let's do it...



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Step (3)



And we're done.
Thanks for watching buddy good luck.
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Answer:
yes
Step-by-step explanation:
Answer:

And we can use the following formula:

And replacing the info we got:

Step-by-step explanation:
We define two events for this case A and B. And we know the probability for each individual event given by the problem:


And we want to find the probability that A and B both occurs if A and B are independent events, who menas the following conditions:


And for this special case we want to find this probability:

And we can use the following formula:

And replacing the info we got:
