riri45
riri45
03-02-2018
Mathematics
contestada
prove that siny tany +cosy=secy
Respuesta :
annastasia
annastasia
03-02-2018
sinu x siny/cosy + cosy
= (sin^2 y + cos^2 y)/cosy
= 1/cosy
= secy
Answer Link
VER TODAS LAS RESPUESTAS ( 24+ )
Otras preguntas
the perimeter of a square is 4 times as great as the length of any of its sides. Determine whether the perimeter of the square is proportional to the side lengt
What is 60 divided by 100 and why? ( I got 0.6 but I'm not sure ) plz hurry
What is 38/50 as a decimal... and what is 28/50 as a decimal? PLEASE HELP ME !!!! i hate struggling with homework!
Use the order of operations and the digits 2,4,6 and 8 to create an expression with a value of 2
What is 60 divided by 100 and why? ( I got 0.6 but I'm not sure ) plz hurry
what is the prefix of enactment?
If item costs $99.99 with 15% off and I get final price. It then asks me what percentage of savings. How do I get the percentage of savings
which is more acidic pH2, pH4 or pH6?
Write an equation for a non-vertical line that contains the point ( 2,-4 )
HOW TO FIND THE MISSING NUMERATOR IN ANY FRACTIONS LIKE 4/8= ?/4