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allochka39001 [22]
3 years ago
5

Find the domain of the function. y =

="\sqrt{x} + 1" alt="\sqrt{x} + 1" align="absmiddle" class="latex-formula">
Mathematics
1 answer:
Step2247 [10]3 years ago
5 0

Answer:

[0, infinity)

Step-by-step explanation:

A square root can only use positive numbers, otherwise it becomes imaginary. A function needs to be real to output real values. Therefore, the domain is everything from 0 onwards.

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Questão 02 - Carlos e sua mãe têm juntos atualmente 47 anos. Sabendo que sua mãe ganhou Carlos aos 23 anos, a equação que repres
mariarad [96]

Answer:

x+23 = 47

Step-by-step explanation:

Let age of Carlos is x. It is mentioned that the sum of age of Carlos and his mother is 47 years old. Age of Carlos is 23.

We need to find the equation that represents the sum of Carlos' age with his mother.

x+23 = 47 is the required equation.

Also, we can find the age of Carlos as :

x = 47 - 23

= 24 years

Hence, the correct option is (B).

8 0
2 years ago
Graph the system of linear equations.<br> y = x + 5 and y = 2x + 2.
Oxana [17]
Graph using y=mx+b. The point of intersection is (3,8)

4 0
2 years ago
Iv) a) 4x 10² solve it in decimal ​
qwelly [4]

40.0*10 is the answer

actually it is 400 but u want in decimal so it is 40.0*10

6 0
2 years ago
Read 2 more answers
Charles can ride his bike 4 miles in 20 minutes. Which of the following ratios show the number of miles to minutes Charles can r
SIZIF [17.4K]

Answer:

D.) 1:5

Step-by-step explanation:

The reason why it's D is because when you simplify the original ration, 4:20, you get the simplified answer of 1:5. When you divide each side by 4, you get the ratio of 1:5.

So, D.) 1:5

Hope this helped!

Stay safe and have a wonderful day/night!

<em>Your friend Bella was here :)</em>

4 0
3 years ago
Read 2 more answers
A circuit has a current of (8 + 7i) amps, and another circuit has a
Schach [20]

Answer:

Answer: <u> </u><u> </u><u>3</u><u> </u><u>+</u><u> </u><u>1</u><u>0</u><u>i</u><u> </u>

Step-by-step explanation:

= { \rm{(8 + 7i) - (5 - 3i)}} \\  \\  = { \rm{(8 - 5) + (7 + 3)i}} \\  \\ { =  \rm{3 + 10i}}

8 0
2 years ago
Read 2 more answers
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