riri45
riri45 riri45
  • 03-02-2018
  • Mathematics
contestada

prove that siny tany +cosy=secy

Respuesta :

annastasia
annastasia annastasia
  • 03-02-2018
sinu x siny/cosy + cosy

= (sin^2 y + cos^2 y)/cosy

= 1/cosy

= secy
Answer Link

Otras preguntas

2. A parallel-plate capacitor has an area of 2.0 cm², and the plates are separated by 2.0 mm. a. What is the capacitance? b. How much charge does this capacitor
Fill in the missing number to complete the pattern.18, 12, ,0
Tutorial ExerciseMultiply.x²yAx2 + 2x - 8.хбу?x2 + 11x + 28Click here to begin!Need Help?Watch ItAdditional MaterialseBook
how to check if a number is dividable by 9
the factor of 26 are
1. A construction company delivered ton of sand and ton of gravel . How much more sand than gravel was delivered? Simplify your answer if possible.
Convert 5 tons into kilograms (kg) using the measurement conversion: 1 kg= 2.2046 ibs. Round to two decimals.
In trisomy 21, an error during meiosis results inthree copies of Chromosome 21, leading to developmental deficits.three copies of Chromosome 19.the normal two c
Estimating which integers are between square roots- please explain the steps!
Question 8 of 10What should you multiply the first equation (top equation) by in order toeliminate the variable x when the two equations are added together?(3x-