Simplify (cos(A)-2)^2-4sin(A)^2

Math
Rewrite as .
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Multiply by .
Expand by multiplying each term in the first expression by each term in the second expression.
Simplify terms.
Tap for more steps…
Combine the opposite terms in .
Tap for more steps…
Reorder the factors in the terms and .
Add and .
Add and .
Simplify each term.
Tap for more steps…
Multiply .
Tap for more steps…
Raise to the power of .
Raise to the power of .
Use the power rule to combine exponents.
Add and .
Move to the left of .
Multiply by .
Multiply by .
Multiply by .
Multiply .
Tap for more steps…
Multiply by .
Raise to the power of .
Raise to the power of .
Use the power rule to combine exponents.
Add and .
Simplify terms.
Tap for more steps…
Combine the opposite terms in .
Tap for more steps…
Subtract from .
Add and .
Subtract from .
Factor out of .
Factor out of .
Factor out of .
Apply pythagorean identity.
Add and .
Simplify (cos(A)-2)^2-4sin(A)^2

The Best MATH SOLVER APP

Are you looking app for solving your math tasks? Then this APP is the best option for you.

Learn math, check algebra homework and study for upcoming mathematics tests Useh the most learning math app in the world!
Our app is probably the best math problem-solving app for your.
Our math solver app provides help with a variety of problems including calculus, arithmetic, trigonometry, statistics, and algebra. Math app is the best math solver app that you can use on your Android or Ipone smartphone.

Scroll to top