On a 10-question online quiz, you correctly answer four 1-point questions and five 2-point questions. You earn 87.5% of the poss
ible points on the quiz.
a. How many possible points is the quiz worth?
b. How many questions did you miss?
c. How many points was each missed question worth?
EXTRA POINTS SO PLEASE HELP OR ANSWER!
a. How many possible points is the quiz worth?
b. How many questions did you miss?
c. How many points was each missed question worth?
EXTRA POINTS SO PLEASE HELP OR ANSWER!
1 answer:
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Answer:
Option C.
Step-by-step explanation:
We start with the expression:
where y > 0. (this allow us to have y inside a square root, so we don't mess with complex numbers)
We want to find the equivalent expression to this one.
Here, we can do the next two simplifications:
And:
If we apply these two to our initial expression, we can rewrite it as:
Here we can use the second simplification again, to rewrite:
So, concluding, we have:
Then the correct option is C.