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Marat540 [252]
3 years ago
11

What’s the answer for this?

Mathematics
1 answer:
poizon [28]3 years ago
6 0
<span>In a Quadratic Regression problem, a graph is a perfect fit for the data when r = ? a. 1 c. 2 b. 0 d. 100 Please select the best answer from the choices provided A B C D</span>
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I would like to know how to solve this please.
QveST [7]
Here’s the answer:
(It didnt let me send the response so I took a screenshot)

5 0
3 years ago
X+y= -9<br> x+2y= -25<br><br> According to the system of equations above, what is the value of y?
Varvara68 [4.7K]
Try this option:
if x+y=-9 is I (one)
and x+2y=-25 is II (two), then
if II-I, then (x+2y)-(x+y)=-25+9 ⇔ y=-16.
6 0
3 years ago
How to Simplify. (–21 × 3) + (15 ÷ –3)
vladimir2022 [97]

Answer:

-68 is your answer

Step-by-step explanation:

Remember to follow PEMDAS (Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction)

First, solve each parenthesis

(-21 x 3) = -63

(15/-3) = -5

Next, add

(-63) + (-5) = -63 - 5 = -68

-68 is your answer

~

5 0
3 years ago
Write a quadratic function f whose zeros are -3 and -4
dlinn [17]

Answer:

Step-by-step explanation:

Zeros α = -3 and β = -4

Quadratic equation: x² - (α + β)x + αβ = 0

x² - (-3-4)x + (-3)*(-4) = 0

x² - (-7)x + 12 =0

x² + 7x + 12 = 0

7 0
3 years ago
IM GIVING BRAINLIEST!!!PLEASE HELP !! I know ITS not B or D so it’s either a or c!!
Novay_Z [31]

Answer:

i think its c

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
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