dalen17 dalen17

Today at 7:56 PM
Mathematics

Answered

Prove that sin²a + cos²a = 1 and = [tex]\frac{1}{cos^{2}a }[/tex] + tan²a (a not alpha)

$Prove that sin²a + cos²a = 1 and = [tex]\frac{1}{cos^{2}a }[/tex] + tan²a (a not alpha) class=$

Answer :

belgrad belgrad

Today at 8:01 PM

Answer:

[tex]\frac{1}{cos^2a }= tan^2 a[/tex]

Step-by-step explanation:

Explanation:-

Given sin²a + cos²a = 1

and

[tex]\frac{1}{cos^{2} a} \\= \frac{sin^2a+cos^2a}{cos^2a} \\ \\\\ = \frac{sin^2a}{cos^2a} +\frac{cos^2a}{cos^2a}[/tex]

= tan²a + 1

Answer Link

Other Questions

The rhetorical devices that Henry used in his speech

The rhetorical devices that Henry used in his speech

The possession of one or more extra sets of chromosomes (relative to an ancestral condition) is called .

The possession of one or more extra sets of chromosomes (relative to an ancestral condition) is called .

El lunes la clase comenzó a las 8:15.

Entreprenuers help in improving the people standard of living how

who am i? i am the inidia's first artificial satelite.

solve this word problem

As the fire broke out people hurried out of their houses

4+4+4+4+4+4+4++4+4+4=

want to check my answer

Help?? Trying to find g 1/3(g-3)=3

Approximately cases are submitted for review to the u.s. supreme court each year

Physiology:How is the endocrine system connected to other body systems?

Which unit rate is equivalent to 12 miles per gallon? 24 miles 2 gallons 2 gallons 24 miles 36 miles 4 gallons 4 gallons 36 miles

3. List five reasons that workers' compensation laws were developed. a. b. C. d. e.

Which man led Argentina into debt and economic ruin?

Fill in the blanks about Newton’s First Law of Motion: Objects want to doing what they’re because they are “lazy.” This is called .

Does the data for Amit’s puppy show a function? Why or why not?

is college necessary to succeeding in life?