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babymother [125]
3 years ago
7

Do I add or multiply

Mathematics
2 answers:
liubo4ka [24]3 years ago
7 0

multiply. your answer is 11894.217.

this could be a cross multiply problem, so \frac{25.7}{x} =\frac{1}{462.81} =11894.217

nlexa [21]3 years ago
6 0
You need to find the area thus you need to multiply
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Hi i would like sum help :)) please help for a brainlist !!!!!!!!!!!!!
Sergio [31]
A. all real numbers for both

Explanation:
Domain is the x-values. Since the graph goes forever horizontally, any x-value is on the graph.
Range is the same but with y-values. If the graph went on further than what the picture shows, then it also would show that every y value is on the graph
hope this helps
5 0
3 years ago
I don't understand what this means , please help
ella [17]
Perpendicular to. that's what it means
6 0
4 years ago
Chris withdraws $7.50 per week from his savings account. After 15 weeks, the balance in the account is $585.
slava [35]
Y-585 = -7.5(x-15)

y = -7.5x - 7.5(-15) + 585
y = -7.5x + 697.50

C = -7.5(52) + 697.50 = $307.50
4 0
4 years ago
Write a polynomial function f of least degree that has a leading coefficient of 1 and the given zeros. Write the function in sta
NeX [460]

Answer:

f(x)=x^3+(3+\sqrt{5})x^2+(6\sqrt{5}-18)x

or

f(x)=x^3+3x^2+\sqrt{5}x^2-18x+6\sqrt{5}x

Step-by-step explanation:

A polynomial function with 3 zeroes is going to be of degree 3, so we're going to have at least least 3 factors of the form x-a, where <em>a </em>is a zero of the function. For three zeroes <em>a</em>, <em>b</em>, and <em>c</em>, we'd have the factors x-a,\ x-b, and x-c, making our function look like

f(x)=(x-a)(x-b)(x-c)

Substituting our roots for a, b, and c:

f(x)=(x-(-6))(x-0)(x-(3-\sqrt{5}))\\=(x+6)(x)(x-3+\sqrt{5})

To write this function in standard form, we can expand from left to right:

f(x)=(x^2+6x)(x-3+\sqrt{5})\\=(x^2+6x)x-(x^2+6x)3+(x^2+6x)\sqrt{5}\\=x^3+6x^2-3x^2-18x+\sqrt{5}x^2+6\sqrt{5}x\\=x^3+3x^2+\sqrt{5}x^2-18x+6\sqrt{5}x

At this point, we could either leave it as is, or group the coefficients for the x^2 and x terms to get

f(x)=x^3+(3+\sqrt{5})x^2+(6\sqrt{5}-18)x

7 0
4 years ago
What is the constant of 2x+3y+4z+5a+6b
goldfiish [28.3K]

Constants values in the expression  2x+3y+4z+5a+6b are 2,3,4 ,5 and 6.

A constant is a value or number that is consistently the same regardless of how it is expressed. For instance, in the aforementioned figure, where its face value is 36 and 82 respectively, 36 and 82 remain constant. Its worth remains constant.

To broaden our definition, we can say that a constant is something that never changes. Either a single digit or a symbol that denotes a specific number is used. You could substitute a letter like a, b, or c for a constant.

An illustration of a constant term is the mathematical symbol Pi. The word "Pi" refers to a well-known number that can be used alone.

Learn more about constant here

brainly.com/question/19340344

#SPJ9

4 0
2 years ago
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