If F(x)= x^3-5x-2, then what is the remainder when f(x) is divided by x+7

Which graph shows a function with a range of all real numbers greater than or equal to -1

The sum of two numbers is 86, and their difference is 20. find the two numbers

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)