3 years ago

Find the value of (3 + 4)2

Mathematics

1 answer:

elena55 [62]3 years ago

6 0

Answer:

Step-by-step explanation:

We solve this by using 2 to open the bracket

(3+4)2 is the same as 2(3+4)

2(3)+2(4)

=6+8

=14

(3+4)2 is the same as 2(3+4)

So we can solve the one inside the bracket first

=2(7)=14

You might be interested in

Is y=8200(1.19)x a growth or decay and what is the percentage

Bad White [126]

Answer:

Growth 119

Step-by-step explanation:

It is positive and the percentage is 1.19 with the decimal moved 2 places to to the right.

6 0

3 years ago

Read 2 more answers

If ∠=,m angle 1 equals 71, find ∠.

cluponka [151]

Do you have a picture?

3 0

3 years ago

Read 2 more answers

rom a group of 5 managers (Joon, Kendra, Lee, Marnie and Noomi), 2 people are randomly selected to attend a conference in Las Ve

andrezito [222]

Answer:

probability that Marnie and Noomi are both selected=0.1

Step-by-step explanation:

A group of 5 managers (Joon, Kendra, Lee, Marnie and Noomi), 2 people are randomly selected to attend a conference in Las Vegas.

the possibility of selecting 2 from 5 manages is 5C2 ways

$5C2= \frac{5!}{2!(5-2)!} =10$

There is only one choice of selecting Marine and Noomi from 5 managers

So probability of selecting Marine and Noomi is

$\frac{1}{10} =0.1$

5 0

3 years ago

A biologist is researching the population density of antelopes near a watering hole. The biologist counts 32 antelopes within a

Setler [38]

Answer:

=0.3 per km²

Step-by-step explanation:

Population density is the population per uni area.

Area=πr² Where A is area and r is the radius of the circle.

A=3.14×34

=106.76km²

Population density = Population/Area

=32 antelopes/106.76 km²

=0.3 per km²

The population of antelopes within the given radius is 0.3 per km²

7 0

3 years ago

EASY MATH PLEASE HELP!!<br> NO LINKS PLEASE<br> EXPLANATION REQUIRED<br> I WILL GIVE BRAINLIEST!

marin [14]

Answer:

hmm

Step-by-step explanation:

3 0

3 years ago