The circular blade on a saw has a diameter of 7.5 inches and rotates at 2400 revolutions per minute.
a) find the angular speed in radians per sec
b) find the linear speed of the saw teeth ( in feet per sec) as the contact the wood being cut.

formulas--> linear speed= arc length/time= s/t
angular speed= central angle/time

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10

Let b(t) be the number of unread books remaining on alex's bookshelf after reading consistently for t months. so, b(9) = . this means that , the .

Wo competing gyms each offer childcare while paretnts work out. gym a charges $9.00 per hour of childcare. gym b charges $0.75 per 5 minutes of childcare. which comparison of the childcare costs is accurate? gym b charges $1.05 less per hour than gym a. gym b charges $1.50 less per hour than gym a. gym b charges $5.25 less per hour than gym a. gym b and gym a charge the same hourly rate for childcare.