speedymgm speedymgm

29-10-2019
Mathematics

contestada

Which of the following expressions is equal to -1? Help plzzz

Which of the following expressions is equal to 1 Help plzzz class=

Respuesta :

aachilovv aachilovv

29-10-2019

Answer:

Sec 90

Step-by-step explanation:

Sec 90 is equals to -1

Answer Link

Moonnose Moonnose

29-10-2019

Answer:

csc 270°

Step-by-step explanation:

sec 90° = 1/cos 90° = 1/0 which is undefined

sin 180° = 0

csc 270° = 1/sin 270° = 1/-1 = -1

Answer Link

Otras preguntas

Are you a fan of poetry? If so, do you have a favorite poem? Why does this poem strike you? If you are not a fan of poetry, explain why not.

Yesterday the price of a can beans at five supermarkets was $2.02, $2.11, $1.99,$2.32, and $2.26, respectively but today each supermarket raised it's price by $

5 STARS FOR A CORRECT ANSWER IMAGE ATTACHED can anyone please answer this or how i find the weighted mean?

PLEASE HELP I CANNOT ANSWER THIS QUESTION MYSELF Where in the world have genocides or attempted genocides taken place? why did they occur? Note: Please do not

First Things First What comedy genre will you research? Type it in the space below A. Narrow the scope of your research by writing a research question similar t

The house, including the carpets and drapes, were sold standard english true or false

How do i make a bestfriend

PLEASE HELP ME FAST. How would a reduction of carbon dioxide emissions affect the oceans? Select the two correct answers.It would reduce ocean temperatures.It w

Round 0.675 to the nearest tenth

What is the molarity of ions in a 0.339 M solution of MgBr₂ assuming the compound dissociates completely?