Complete the following: (2^21 − 1)(2^21 +1)= _____

A race car travels at a speed of 230 miles per hour. The race track on which the car is competing is 400 miles long. About how l

olga nikolaevna [1]

To solve for this we will be using the formula S = D/T

S = Speed
D = Distance
T = Time

First we need to re-arrange this formula to solve for time

T= D/S

T = 400/230

T=1.74 hours

.74 hours is close enough to .75 that we can say it is 45 minutes

So it is 1 hour and 45 minutes

7 0

3 years ago

Read 2 more answers

White alphabet used to denote matrix and its element with example

Oksanka [162]

Answer:

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Step-by-step explanation:

Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest. Im not sure how to be honest.

3 0

3 years ago

Sven has 11 more than twice as many customers as when he started selling newspapers. He now has 73 customers. How many did he ha

Amiraneli [1.4K]

73-11 = 62

62/2= 31

He started with 31 costumers

3 0

3 years ago

Read 2 more answers

determine whether a parallelogram with vertices A(-1, -2), B(-2, 0), C(0, 1), and D(1, -1) is a rectangle, rhombus, or square. G

olga55 [171]

Answer:

Here, the coordinates aren't telling special characteristic of any shape, so it would be Paralleogram

In short, Your Answer would be Option B

Step-by-step explanation:

8 0

3 years ago

Hiii please help! i’ll give brainliest if you give a correct answer tysm!

Stolb23 [73]

Multiply 9 and 5 then multiply by .5 giving you 22.5 so I’d say that’s your best option

5 0

4 years ago

Complete the following: (2^21 − 1)(2^21 +1)= ______ -1