In Triangle PQR, NQ = 6, RK = 3, PK = 4. Find the measure of NK.

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.