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Oduvanchick [21]
2 years ago
9

13. Which matrix equation represents the system of equations?

Mathematics
1 answer:
Dmitrij [34]2 years ago
5 0

Answer: the corret answer is b...

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X^2-x+12 solve using the quadratic formula
devlian [24]

The quadratic formula is x=\frac{-b\pm\sqrt{b^2-4ac} }{2a}.

From the problem, a is 1, b is -1, and c is 12. Plugging in these values gives:

x=\frac{-(-1(-1)\pm\sqrt{(-1)^2-4(1)(12)} }{2(1)}

Because there is a square root of a negative number, there is no solution.

4 0
3 years ago
Use formula A=P(1+RT) to calculate the maturity value of the simple interest loan round to two decimal places.
kirill [66]

Answer:

$20,160

Step-by-step explanation:

They don't have a <em>year </em>to pay it back. They have <em>four </em>months so you just use that as time.

Write the equation

A = 15,000 x (1 + 0.086 x 4)

( ) first.

0.086 x 4 = 0.344

rewrite.

A = 15,000 x (1 + 0.344)

( ) again.

1 + 0.344 = 1.344

rewrite

15,000 x 1.344 = 20,160

Hope this helped! Please mark as brainliest! thanks!

7 0
3 years ago
Out of the thirty
labwork [276]

Answer:

She answered 76 percent of the question correct.

Step-by-step explanation:

Convert fraction (ratio) 23 / 30 Answer: 76.6%

8 0
2 years ago
Ted Roberts earned a salary of $41,700 last year. His benefits were 32.5% of
Paul [167]

Step-by-step explanation:

Ted's second job offers 49,024 and it is 3819 greater than the first job

3 0
2 years ago
Compute the price of a 3.8 percent coupon bond with 18 years left to maturity and a market interest rate of 7 percent
zzz [600]

The photo below may help you

5 0
3 years ago
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