3 years ago

Help please. (I need a answer for this)

Mathematics

1 answer:

Katarina [22]3 years ago

5 0

Answer:

D. An input (x) can only be with one output (y).

Step-by-step explanation:

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What is the missing value

Vikentia [17]

If A is equal to 30, and A+B equals 42. That means B equals 12. So, if the value increased with the same rate of change, it would be 54. This is because 30 plus 12 is 42. 42 plus 12 would equal 54.

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3 years ago

The parabola y = x² - 4 opens: A.) up B.) down C.) right D.) left

fomenos

Answer:

Step-by-step explanation:

Here the easy rules to remember the orientation of the parabolas are

a) If x is squared it opens up or down. And its coefficient of { $x^{2}[tex] is negative it opens down.b) If y is squared it opens side ways right or left. It its coefficient of [tex]y^{2}$