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Find the range of the function
1 answer:
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Answer:
Step-by-step explanation:
Given
Represent
3-point word with T;
2-point with U and
1-point with V
--- (1)
If total questions is 30, then
--- (2)
If total points is 55, then
--- (3)
Substitute 5 + V for U in (2) and (3)
--- (2)
---- (4)
--- (3)
Divide through by 3
---- (5)
Subtract (5) from (4)
Recall that:
Substitute 10 for V in (5)