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e-lub [12.9K]
3 years ago
10

Three straight lines intersect at $O$, and ray $\overrightarrow{OD}$ divides $\angle COE$ into two angles of equal measure. The

ratio of $\angle COB$ to $\angle BOF$ is $7:2$. What is the number of degrees in $\angle COD$?
Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
8 0

Answer:

12

Step-by-step explanation:

m xxq

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lora16 [44]

-5x-12>6x-4

To Solve the inequality we need to get x alone

-5x-12>6x-4

first we remove -12, for that we add 12 on both sides

-5x-12+12>6x-4+12

-5x > 6x +8

Now subtract 6x from both sides

-5x -6x> 6x-6x +8

-11x > 8

Divide by -11. when we divide by -11 we flip the inequality . so > becomes <

x < -\frac{8}{11}

We need to give the answer in interval notation.

x is less than -8/11 so x value starts from -8/1  and goes to -infinity(left)

So interval notation is (-∞, -\frac{8}{11})

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3 years ago
What are the next three terms in the sequence -27, -19, -11, -3, 5, ...?
ddd [48]

Answer:

13, 21, 29

Step-by-step explanation:

the difference is 8

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3 0
3 years ago
Read 2 more answers
Suppose Carol Danvers invested $1,000 into an account paying 6% annual interest compounded
Jet001 [13]

Answer:

$ 1,060.00

Step-by-step explanation:

A = $ 1,060.00

A = P + I where

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Compound Interest Equation

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

Where:

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I = Interest Amount

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r = R/100

t = Time Involved in years, 0.5 years is calculated as 6 months, etc.

n = number of compounding periods per unit t; at the END of each period

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ladessa [460]
$60, Because 2% of $1000 is $20, and 20 x 3 is 60.

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gregori [183]

Assuming that an exponentiation sign is missing, all you need to know is that rational exponents work like this:

a^{\frac{b}{c}}=\sqrt[c]{a^b}

So, you have

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And similarly,

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5 0
3 years ago
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