what's the value of A if cot^A(1 - 3 sec A + 2 sec^2 A)=1 and A>90 degrees.
Adventurous Mary tries a new game: she puts on her rollerblades and throws the ball towards the wall, lets it bounce off, catches it again, throws it right back, and so on. She notices a strange thing: after the second throw, she is unable to catch the ball anymore since the b...
Find the sum of all primes p, such that p divides u(p), where u(p) is the p-th Fibonacci number. this iss very urgentt...
Find the sum of all primes p, such that p divides up, where up is the p- th Fibonacci number. please tell me the answer it's urgent about this..///
thanks i have now understood the problem.............
what's the sum of infinite terms?
S=1+2(1/5)+3(1/5)^2+4(1/5)^3 . If S=a/b, where a and b are co prime positive integers, what is the value of a+b?
If z=−√2/2+√2/2 i, what is the value of −(z^−52)? i is the imaginary unit where i^2=-1
A 999-digit number starts with 9. Every 2 consecutive digits is divisible by 17 or 23. There are 2 possibilities for the last 3 digits. What is the sum of these 2 possibilities?
Let α and β be the roots of 3x2+4x+9=0. Then (1+α)(1+β) can be expressed in the form ab, where a and b are coprime positive integers. Find a+b.