4 years ago

Is y= 2x^2 - 4 an even function

Mathematics

1 answer:

Jobisdone [24]4 years ago

6 0

Yes, it has an even exponent/only even exponents

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Please show work Thxs

natta225 [31]

As the y intercept lies on the x-axis, x=0

To find the y-intercept, put x=0 into the equation:

$3(0) - 2y = - 18 \\ 0 - 2y = - 18 \\ - 2y = - 18 \\ y = \frac{18}{2} \\ y = 9$

Therefore,the y-intercept=9.

Hope it helps!

5 0

4 years ago

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Please help me!!!!!!

Bogdan [553]

Answer:

32/139

Step-by-step explanation:

There are a total of 42 + 45 + 20 + 32, or 139, candies in the bag.

The probability that the picked candy is purple is therefore

---------

139

This result cannot be simplified.

5 0

3 years ago

You are dealt one card from a 52-card deck. Find the probability that you are not dealt a card with number from 4 to 9

Verizon [17]

5/12 to #/52. So 21/52.

5 0

3 years ago

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Leon reads 10 pages in only 1/3 hours What is the unit rate for the pages per hour? For hours per page?

elixir [45]

Answer:

The unit rate is 30 pages per hour.

The unit rate is 1/30 hour per page

Step-by-step explanation:

7 0

3 years ago

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The radius of Earth is 6378.1 km, which is 2981.1 km longer than the radius of Mars. Write and solve an equation to determine th

natulia [17]

The radius of Earth is 6378.1 km,
which is 2981.1 km longer than the radius of Mars.
The radius of Mars is 3397 km.

4 0

4 years ago