70+74+87+85 = 316
For the 5th test score, an 80 average needs 400 as the total score. So 400-316 = 84 on the next test.
The correct response that would be expected based on the probability information is 164
<h3>How to depict the values?</h3>
From the information, there were 352 trials that were made and we're correct 164 times.
Therefore, the correct response that would be expected is 164.
The success rate will be:
= 164/352
= 0.466
Learn more about probability on:
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? Hm maybe the slope would be -4 over 1
Answer:
12 - 4i
Step-by-step explanation:
-2i ( 2+6i)
Distribute
-2i * 2 + -2i *6i
-4i - 12 i^2
We know that i^2 = -1 so replace it
-4i - 12(-1)
-4i + 12
Then put in the order a+bi where the real number comes first and the imaginary number comes last
12 - 4i