Which of the following expressions is equal to -1?
sec90°
sin180°
csc270°
1 answer:
Answer:
csc 270° is the answer.
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Answer:
haha it's 3
Step-by-step explanation:
2 plus 1 equals 3
The length of the hypotenuse is 10 feet
10^2= 2^2 x a^2
a^2= 100-4
a= √96
a= 9.79..
a= 9.8
Answer:
or four elevenths
×
= ![\frac{12}{33}](https://tex.z-dn.net/?f=%5Cfrac%7B12%7D%7B33%7D)
Simplified it equals:
<u>Hope this helps and have a nice day!</u>
(3x+5i)(3x-5i)
9x^2+25
=(3x)^2 + (5)^2
=(3x+5i)(3x-5i)