If esin²x +sin⁴x+sin⁶x++infinity log²=0and 0<x<pie/2 then cosx/cosx+sinx=
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If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers