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BigorU [14]
3 years ago
7

I need help ASAP because I need done before 4:00pm

Mathematics
1 answer:
Naddik [55]3 years ago
8 0

Answer:

the 13th one is 115

Step-by-step explanation:

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long beach calif has an elevation of -7 new orleans louisiana is 8 feet below sea level. which city has a lower elevation?
svet-max [94.6K]

Answer:

New Orleans Louisiana is lower

Step-by-step explanation:

California: 7 below sea level

Louisiana: 8 below sea level

5 0
3 years ago
Simplify the expression:<br> x+2/ x^2 -4 - (x - 2)
bonufazy [111]

Answer:

2 ( 1 + x )  ( 1 − x ) over  x ^2

Step-by-step explanation:

if you didn't get that its 2 ( 1 + x )  ( 1 − x ) as the numerator and  x ^2 as the denominator

3 0
3 years ago
Read 2 more answers
Prove this trigonometric equation;<br><br> - tan^2x + sec^2x = 1,
alekssr [168]
Hey there :)

- tan²x + sec²x = 1    or    1 + tan²x = sec²x

sin²x + cos²x = 1 
Divide the whole by cos²x

\frac{sin^2x}{cos^2x} + \frac{cos^2x}{cos^2x} = \frac{1}{cos^2x}

\frac{sinx}{cosx} = tanx so \frac{sin^2x}{cos^2x} = tan^2x
and
\frac{1}{cosx} = secx so \frac{1}{cos^2x} = sec^2x

Therefore,
tan²x + 1 = sec²x
Take tan²x to the other side {You will have the same answer}

1 = - tan²x = sec²x or sec²x - tanx = 1

3 0
3 years ago
Sam the owl is looking down at a 24° angle from the top of a tree that is 10 ft tall, when he spots a bird on the ground. How fa
Liula [17]

Answer:

24.59 feet

Step-by-step explanation:

Let x represent the distance between Sam and the bird.

We have been given that am the owl is looking down at a 24° angle from the top of a tree that is 10 ft tall, when he spots a bird on the ground. We are asked to find the distance between Sam and the bird.

We can see from our attachment that Sam, the bird and angle of depression forms a right triangle with respect to ground. We can see that side 10 ft is opposite side and and side x is hypotenuse for the 24 degree angle.

\text{sin}=\frac{\text{Opposite}}{\text{Hypotenuse}}

\text{sin}(24^{\circ})=\frac{10}{x}

x=\frac{10}{\text{sin}(24^{\circ})}

x=\frac{10}{0.406736643076}

x=24.5859333557

x\approx 24.59

Therefore, the bird is approximately 24.59 feet away from Sam.

8 0
3 years ago
Over the last 24 months, Wendy has deposited the same amount of money in her bank account each month. If she deposited a total o
zysi [14]

Answer:

55

Step-by-step explanation:

Assuming she deposited the same amount each month.

Total ÷ Months = Amount Deposited Each Month

1,320 ÷ 24 = 55

6 0
4 years ago
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