Question
The sum of the exponents of the prime factors in the
prime factorization of 196 isSolution
Find prime factors of 196: 196=2×98 98=2×49 49=7×7 So, 196 = 22×72. Sum of exponents: Exponent of 2 = 2 Exponent of 7 = 2 Total sum = 2 + 2 = 4
If 2cosA + secA = 2√2 , 0° < < 90°, then the value of 2(sec 4 A + cosec 4 A) is:
What is the value of cos [(180 – θ)/2] cos [(180 – 9θ)/2] + sin [(180 – 3θ)/2] sin [(180 – 13θ)/2]?
The angle of depression of two ships from the top of a light house are 45º and 30º. if the ships are 120m on the opposite sides of lig...
If SecA + TanA = 2√2 + 3, then find the value of Sin A + Cos A
Calculate the value of sec75o
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cot 4˚ x cot 47˚ x cot 42.3˚ x cot 43˚ x cot 47.7˚ x cot 86˚= ?
If x = (sin 30 ° + cos 30 ° )/sec 60 ° , then find the value of 4x.
