3 years ago

What is a domain? What is a range?

1 answer:

5 0

Answer:

he domain of a function f(x) is the set of all values for which the function is defined, and the range of the function is the set of all values that f takes.

Step-by-step explanation:

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Please help me I will really appreciate it!!!

Margarita [4]

The answer is D

U would subtract a^2 then square both sides to isolate the variable

4 0

2 years ago

What will be the index of 2 for its value equal to 1/2

Art [367]

Answer:

the index of 2 is -1

Step-by-step explanation:

$2^{-1}$

= $\frac{1}{2^1}$

= $\frac{1}{2}$

3 0

2 years ago

Which could be the measure of A.) 38 B.) 42 C.) 44 D.) 52

vichka [17]

Well you can check what type of angle it is! like depending on how it is slouched like a right angle is 90° for example.

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2 years ago

Does someone mind helping me with this answer? Thank you!

Lera25 [3.4K]

Something that you should remember is that the sum of the angles of a triangle add up to 180°.

Since we are given 100° and that the other two angles are equal, we can set up an equation like this:

$180=100+2x$ , where x is the 2 angles.

Doing the math, the measure of each unknown angles is 40°.

3 0

1 year ago

Find the domain of the function. y = <img src="https://tex.z-dn.net/?f=%5Csqrt%7Bx%7D%20%2B%201" id="TexFormula1" title

Step2247 [10]

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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3 years ago