Ishaan

If b is a positive constant, find the average value of the function f defined by f(x) = x2 + bx + 1 on the interval [-1,1]

In a certain stereo system, each speaker has a resistance of 4 Ω. The system is rated at 60 W in each channel. Each speaker circuit includes a fuse rated at a maximum current of 4 A. Is this system adequately protected against overload?

Is sum of two whole number a natural number?

The sum of two numbers is 15. Four times the smaller number is 60 less than twice the larger number. What is the larger number?