Musicians can use beats to tune their instruments. one flute is properly tuned and plays the musical note a at exactly 440 hz. a second player sounds the same note and hears that her instrument is slightly "flat" (that is, at too low a frequency). playing at the same time as the first flute, she hears one loud-soft-loud beat per second. what is the frequency of her instrument?

if you answer my question i will answer yours

answer:   you might love summer weather, but you don’t want it to feel like the sun is inside your car. but a hot car that just won’t seem to cool down might be a bigger of a problem than you think. your car relies on being at the right temperature.

explanation:

the components of a vector are the parts of the vectors that are to each other.

b perpendicular