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faust18 [17]
3 years ago
10

Answer question 4 and 5

Mathematics
1 answer:
irakobra [83]3 years ago
7 0

Answer:

4. A 5. B

Step-by-step explanation:

A hypothesis is an educated guess. When you write a report you should use an if, then statement.

An observation is a fact, not an opinion.

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What is the equation for the translation of X^2+y^2=9 four units to the right and three units down
icang [17]
We know that
X²+y²=9 -------> X²+y²=3²
is the equation of a circle with center (0,0) and radius r=3 units
so
<span>the translation of four units to the right and three units down is equals to move the center (0,0)--------> (0+4,0-3)------> (4.-3)

the new center of the circle is (4,-3)
the new equation is
(x-4)</span>²+(y+3)²=3²

see the attached figure

4 0
4 years ago
A _______ is a set of characters that uses the same typeface.
eimsori [14]
A font is a set of characters that uses the same typeface.It is a specific typeface of a fix size and style. An example is, a font may be Arial 12 pt bold, while another font may be Times New Roman 14 pt italic. According to Merriam dictionary, font is an assortment or set of type or charactersall of one style and sometimes one size.
4 0
3 years ago
F(x) = 2x^ 2 - 3x + 6 find f(-7)
aleksandr82 [10.1K]

Answer:

f(-7) = \bold{125}

Step-by-step explanation:

Given:

f(x) = 2x^2 - 3x + 6

f(-7) = 2(-7)^2 -3(-7) +6 \\ f(-7) = 2(49) -3(-7) +6 \\ f(-7) = 98 +21 +6 \\ f(-7) = 125

5 0
3 years ago
Read 2 more answers
What adds to get -4 and multiplies to get 16
Anna35 [415]

Answer:

if your asking what do you have to add to negative 4 to get 16then you add 20 or if your asking what to add to get -4 I will need more info message me or comment

3 0
3 years ago
You go to dinner with 3 friends at Ruby's. The bill comes to $55.50. If the tax rate is 8%, what is the amount of the tax rate?
yulyashka [42]

If u mean it this was regularly tax is 1.7% so if it was 8% oof that's equals to $444 is that what you mean?

7 0
3 years ago
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