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blsea [12.9K]
3 years ago
15

Solve each system of equations by adding, subtracting, or multiplying.

Mathematics
1 answer:
professor190 [17]3 years ago
3 0
Solve each system of equations by adding, subtracting, or multiplying.

1) 3x - 3y = -9
2x + y = -3

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Please I need to know if its true or false please lmk!!!​
Papessa [141]

Answer:

False

Step-by-step explanation:

<u>According to the complex conjugate root theorem:</u>

if a complex number is a root of a polynomial, its conjugate is also the root of the polynomial

We are given all the roots of the polynomial and there is only one complex root

Since according to the complex conjugate root theorem, there can be either none or at least 2 complex roots of a polynomial

We can say that this set of roots of a polynomial is incorrect

7 0
3 years ago
Read 2 more answers
The scatter plot below shows the high temperature for one day and the number of coats in the theater coat check on that same day
Setler [38]

Answer:

the number of coats in the coat check will most likely decrease if the temperatures decrease.

Step-by-step explanation:

Im guessing this answer: Number of coats in the coat check will decrease because the graph shows negative association

But it could also be this answer: Number of coats in the coat check will decrease because the graph shows positive association

I think the graph shows a negative association because when the temperature goes down, the coat check goes down as well

6 0
3 years ago
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Find the probability of 5 successes in 9 trials of a
erik [133]

Answer:

13.8%

Step-by-step explanation:

P = nCr pʳ qⁿ⁻ʳ

P = ₉C₅ (0.37)⁵ (1−0.37)⁹⁻⁵

P ≈ 0.138

3 0
3 years ago
Strategies for rational numbers
hjlf

Answer:

A rational number is a number that can be expressed as a fraction where both the numerator and the denominator in the fraction are integers.

Step-by-step explanation:

what are u trying to calculate?

4 0
3 years ago
What is the area of the shaded region? (Use 3.14 for Pi) *
love history [14]

Answer:

The area of the shaded region is the difference between the areas of the rectangle and the square.

Step-by-step explanation:

8 0
3 years ago
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