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Anon25 [30]
3 years ago
13

How do trigonometric identities and equations help you solve problems involving real or complex numbers?

Mathematics
1 answer:
vichka [17]3 years ago
3 0

Identities enable us to simplify complicated expressions. They are the basic tools of trigonometry used in solving trigonometric equations, just as factoring, finding common denominators, and using special formulas are the basic tools of solving algebraic equations.

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What is... y=15x+2100
mrs_skeptik [129]

Y=2100 because you plug in 0 for x. Then you plug in your y value in the equation and solve

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3 years ago
At the movie theater child admission is $5.20 and adult admission is $9.90.. On Friday 163 tickets were sold for a total sales o
Jet001 [13]

The number of tickets sold on Friday were 66 children tickets and 97 adult tickets.

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more numbers and variables.

Let x represent the number of children and y represent the number of adult, hence:

5.2x + 9.9y = 1303.5     (1)

Also:

x + y = 163    (2)

From both equations:

x = 66, y = 97

The number of tickets sold on Friday were 66 children tickets and 97 adult tickets.

Find out more on equation at: brainly.com/question/2972832

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7 0
1 year ago
Can someone please help with these
nataly862011 [7]

3. The simplest form of √42 is √42


4. √75

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Pull squared terms out from the radical to get 5√3

3 0
3 years ago
-2/3 x 3/5 + 5/2 - 3/5 x 1/6
chubhunter [2.5K]

Answer:

sorry im on a time lapse, so the answer is 2  1/2. hope it helps

Step-by-step explanation:

3 0
2 years ago
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The perimiter of each face of a rubiks cube is 22.2 centimeters. What is the length of and edge of the rubiks cube?
ivanzaharov [21]

Answer:

3.7 cm

Step-by-step explanation:

22.2 / 6 = 2.7

Hope that helps!

5 0
2 years ago
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