presleyshay2003 presleyshay2003

01-04-2021
Mathematics

contestada

Which of the following is not an identity?
O A. sinx(cotx + tan x) = secx
O B. csc2x + sec2x = 1
O C. cos2x cscx-cscx = -sinx
D. cos2x - sin2x = 1- 2sin2x

Respuesta :

siddiqou72 siddiqou72

02-04-2021

Answer:

B..........................

Answer Link

Otras preguntas

Use the distrubuative property to write each expression as an equivalent algebraic expression. (-10+9)3

When you are not in close proximity to a friend, _____. you have an excuse to not keep in contact you forget that your friend existed you no longer have to tre

What's the secret of life???

What is x divided by 3 plus 2 divided by 5 equals one over fifteen

In modern times, news outlets have no shortage of stories about violence, a theme prevalent in Animal Farm. Read the following excerpt from another mock news ar

If 4-y all over 4 equals a+3 all over a, what does y/4 equal

What is the measure of the central angle of a circle with radius 24 ft that intercepts a 10 ft arc? Use 3.14 for π . Round the answer to the hundredths plac

There are 96 problems on a math test. 40% is Algebra problems and the rest are Arithmetic problems. How many Arithmetic problems are on the test?

4) The sum of two numbers is 21. The smaller number is three more than half the larger number. What are the two numbers? 13) You purchase 5 movies and a CD. The

you wish to mentally estimate the total cost of items that have the following price: $1.85, $.98, $3.49, $9.78, and $6.18. Rounding off the items to the nearest