3 years ago

Expand and simplify (2^x+5)^2

Mathematics

1 answer:

elena-14-01-66 [18.8K]3 years ago

5 0

Answer:

\left(2^x+5\right)^2 4^x+5\cdot \:2^{1+x}+25

Step-by-step explanation:

You might be interested in

Suppose a number is rounded to the nearest hundred thousand. What is a number greater than 700,000 that rounds to 700,000?

tatiyna

Any number greater than 700,000 with ten-thousands digit 1 through 4 will round down to 700,000. For example, 748,235 will round to 700,000.

5 0

3 years ago

Marisol is preparing a care package to send to her brother. The package will include a board game that weighs 4 lb and several 1

masya89 [10]

Let x be the number of snack packs, then
4 + 14x < 25
14x < 25 - 4
14x < 21
x < 21/14
x < 1.33

5 0

3 years ago

2<br> Which is a factor of 4x + x - 14

kiruha [24]

Answer: 5x - 14

Step-by-step explanation: Combine like terms 4x + x - 14 and turn it into 5x - 14

4 0

3 years ago

An ancient culture had a solar calendar with a 365 day cycle and a religious calendar with a 292 day cycle. If the calendars bot

Scrat [10]

Make the Least common multiple (LCM) of 365 and 292:

$365, 292 | 5$
$73, 292 | 2$
$73, 146 | 2$
$73, 73 | 73$
$1, 1 |\underline{5*2*2*73 = 1460}$

Answer:
$\underline{1460\:days\:will\:they\:next\:coincide}$

3 0

3 years ago

My homework says, "Does the graph represent a proportional relationship? Why or why not? You MUST explain to get credit."

VMariaS [17]

Answer:

No, the graph does not represent a proportional relationship. It is a straight line, but it does not intersect the point (0, 0). ... It's not proportional because the line does not cross through the origin. Therefore the ratio of x to y will be different for two different points on the line.

4 0

3 years ago