the ratio of red marbles to blue marbles in a bag is 3:4. if there are 42 marbles in the bag, how many of the marbles are red?
1 answer:
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Answer:
The table is a quadratic function
Step-by-step explanation:
Given
The attached table
Required
Tell if it is a quadratic function
The difference in the x values are uniform (i.e. difference of 1), so the following method can be applied.
(1) Subtract adjacent y values.
(2) Subtract adjacent differences in (1) above
Notice the calculated differences in (2) are the same.
<em>Hence, the table is a quadratic function</em>
Answer:
42.5
Step-by-step explanation:
see attached image.
