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umka2103 [35]
3 years ago
9

What is the quadratic formula?

Mathematics
2 answers:
kiruha [24]3 years ago
7 0
If you have
ax^2+bx+c=0
x=\frac{-b+/- \sqrt{b^{2}-4ac} }{2a}
RideAnS [48]3 years ago
3 0
The quadratic formula is x= -b plus or minus the square root of b squared minus 4ac all over 2a
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Find the soultion(s) to the system of equations. Select all that apply
neonofarm [45]

Answer:

(0,-3)

(3,0)

Step-by-step explanation:

The solutions to the system of equations are where the two graphs cross

The first is at x=0 and y=-3

The second is at x=3 and y=0

3 0
3 years ago
ANSWER FASTTTT!!!
Veseljchak [2.6K]

Answer:

14

Step-by-step explanation:

6 0
3 years ago
PLEASE ANSWER DUE TODAY
S_A_V [24]

Answer:

B. AA similarity postulate

3 0
2 years ago
NEED HELP I WILL MARK BRAINLIST AND DO NOT SPAM
gavmur [86]

Answer: it will take 14 years

Step-by-step explanation:

A savings account is started with an initial deposit of $600. This means that the principal P is

P = 600

It was compounded annually. This means that it was compounded once in a year. Therefore,

n = 1

The rate at which the principal was compounded is 2.1%. So

r = 2.1/100 = 0.021

The duration of time that for which the money stayed in the account is t years. So

Time = t

The formula for compound interest is expressed as

A = P(1+r/n)^nt

Where

A = total amount in the account at the end of t years. Therefore,

a) the equation to represent the amount of money in the account as a function of time in years would be

A = 600 (1+0.021/1)^1×t

A = 600 (1.021)^t

b) the amount of time it takes for the account balance to reach $800 would be

800 = 600 (1.021)^t

Dividing both sides of the equation by 600, it becomes

1.33 = (1.021)^t

t = 14

7 0
3 years ago
Does anyone know how to do this i need help please?
iVinArrow [24]

Answer:

Step-by-step explanation:

Do the x-axis then the y-axes thats all i know sorry if i could not help that much

4 0
3 years ago
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