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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 function is represented below?
Paladinen [302]
By graphing the given options as shown in attached figure
<span>f(x) = (1/4)^x+2   ⇒⇒⇒⇒ The black graph
f(x) = (1/4)^x +2  </span><span>⇒⇒⇒⇒ The red graph
</span> f(x) = (1/4)^x-2    <span><span>⇒⇒⇒⇒ The blue graph
</span></span><span><span /> f(x) = (1/4)^x -2   ⇒⇒⇒⇒ The green graph
</span>

The correct answer will be the blue graph

f(x) =   (\frac{1}{4})^{(x-2)}



4 0
3 years ago
Read 2 more answers
Pls help me on area of polygons
Simora [160]

Answer:4

Step-by-step explanation:

hoped this helped

7 0
3 years ago
The endpoints of directed line segment PQ have coordinates of P(-7, -5) and Q(5,3). What are the coordinates of point A, on PQ,t
Kamila [148]

Answer:

Therefore the co-ordinate of the point A is (-4,-3)

Step-by-step explanation:

If A(x₁,y₁) and B(x₂,y₂)  is divided by a point in ration m:n internally.

Then the co-ordinate of the point is  (\frac{mx_2+nx_1}{m+n},\frac{my_2+ny_2}{m+n}).

Given two points are P(-7,-5) and Q(5,3).

A point A on PQ, that divides PQ into a ratio of 1:3.

Since the point A lies on the PQ.

Therefore it divides the line segment PQ internally.

Here x₁= -7,y₁= -5 ,  x₂= 5,y₂ =3, m=1,n=3

Therefore the co-ordinate of the point A is

(\frac{5.1+(-7).3}{1+3},\frac{3.1+(-5).3}{1+3})

=(\frac{-16}{4},\frac{-12}{4})

=(-4,-3)

6 0
3 years ago
Chang gets paid a $50 bonus for every 100 pairs of shoes that he sells. Chang is being reinforced on a ________ schedule of rein
maksim [4K]
Tell him to stop buying shoes, you wouldnt have this questions.

that would be 1/2 :P

4 0
3 years ago
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Find the value of 5!<br> A. 25<br> B. 20<br> C. 120<br> D. 15
zvonat [6]

Answer:

C 120

Step-by-step explanation:

7 0
2 years ago
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