3 years ago

Does the equation x^2 -4x + y^2 = -3 intersect the x-axis?

2 answers:

5 0

We can rewrite the equation into:
(x-2)^2+y^2=1

Therefore the circle's centre is that (2,0). Since the circle's centre lies on the x axis, the circle must intersect the x-axis.

olya-2409 [2.1K]3 years ago

3 0

Answer:

Yes, because the center is on the x-axis?

Step-by-step explanation:

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Marissa is reading over her blood work results from her doctor. According to the report, there are about 3.7 × 105 platelets and

sladkih [1.3K]

Answer/Step-by-step explanation:

First Multiply the given expresion --> 3.7 * 105

3.7*105 = 388.5

Therefor there is 388.5 platelets.

There is 9300 white blood cell.

Sicne you are finding out the TOTAL of BOTH TOGETHER you add them.

388.5 + 9300 = 9688.5

ANSWER: 9688.5 in total.

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3 years ago

What 3 consecutive even numbers added together equal 42? Us e the equation n+ (n+2) + (n+4) = 42 to help you solve

Daniel [21]

12,14,16

You reduce similar terms ("n" and numbers) then you just simplify the equation and kind of guess the even numbers that equal 42 based on your answer (12)

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3 years ago

A label is placed around the juice box below, not including the bases.

Nonamiya [84]

Answer:

so is it 28? i need help too

3 0

3 years ago

<img src="https://tex.z-dn.net/?f=2x%5E%7B2%7D%20%2B5x%2B3%3D0" id="TexFormula1" title="2x^{2} +5x+3=0" alt="2x^{2} +5x+3=0" ali

Ira Lisetskai [31]

Exact form: -3/7
Decimal form: -0.428581

8 0

2 years ago

There is a picture attached :)

lord [1]

Hdhhshdbfbabfhshdhahfhahdhsufshfh

5 0

2 years ago