Question
The value of (sin23° / cos67°) + (cos71° /
sin19°) is:Solution
(sin23°/cos67°) + (cos71°/sin19°) => sin (90° - x) = cos x => cos (90° - x) = sin x So, => sin( 90° - 67°)/cos67° + cos( 90° - 19°)/sin19° => cos67°/cos67° + sin19°/sin19° => 1 + 1 = 2
The period of life at which the reproductive organs first become functional is termed as ………………………….
...A crop sown with another crop to gain some advantage in yield are termed as
Which of the following type of fertilizers mostly exported from our country?
The minimum isolation distance for production of certified seed of composite Maize is -
One ha cm water equals to -
Which of the following phosphatic fertilizer is suitable for acidic soils?
Annidation is referred as:
Which of the following statement is correct about Certified seed?
Ginning term is related to which of the following crop?
Among the following is a example of biennial weed ?
Relevant for Exams:
