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Scrat [10]
3 years ago
7

What is the Quadratic formula

Mathematics
2 answers:
vagabundo [1.1K]3 years ago
5 0
The Quadratic formula helps you solve quadratic equations.
REY [17]3 years ago
4 0
The quadratic formula is one of the ways to find a solution to the quadratic equation, alongside graphing and completing the square. The quadratic formula can be represented as   x= \frac{-b \sqrt{ b^{2}-4ac } }{2a}  where a is the squared value, b is the multiplied value, and c is the constant.
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Hiii please help i’ll give brainliest if you give a correct answer tysm!
taurus [48]
20 people






Reason - following the sequence
8 0
3 years ago
In 2009 the number of vehicle sales in the United States was 10,002 thousand and in 2013 it was 17,884 thousand.a. [3 pts] Deter
anygoal [31]

Answer:

1970.5 thousand

Step-by-step explanation:

Given

Vehicle sales in 2009 = 10,002 thousand

Vehicle sales in 2013 = 17,884 thousand

Required

Determine the average rate of change;

From the given parameters, it can be seen that the number of vehicles is a function of year

Let x represent the years and y represent the number of vehicles;

Such that;

x_1 = 2009;\ y_1 = 10,002

x_2 = 2013;\ y_2 = 17,884

The rate of change is calculate as follows;

m = \frac{y_1 - y_2}{x_1 - x_2}

m = \frac{10002 - 17884}{2009 - 2013}

m = \frac{-7882}{-4}

m = \frac{-7882}{-4}

m = 1970.5

Hence, the average rate of change is 1970.5 thousand

6 0
4 years ago
How much will you pay the cashier for a candy bar that originally costs 79 cents and is now marked 15% off? Sales tax is 5.5%
Assoli18 [71]
79 cents marked down 15% 
so
79 x (1 - 0.15) 
79 x 0.85 = 67 cents
plus <span>Sales tax is 5.5%

67 x (1.055) = 71 cents

answer
71 cents</span>
6 0
3 years ago
Write the ratio 36 to 28 as a fraction in simplest form
steposvetlana [31]
Improper fraction would be 9/7
mixed number is 1 2/7
decimal 1.285714 repeated
7 0
4 years ago
Read 2 more answers
Can you help I’ll mark brainliest
AVprozaik [17]

Answer:

Step-by-step explanation:

its 30

7 0
3 years ago
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