9 \times 4 = \purpleC{10\text{ fours}}-{}9×4=10 fours−9, times, 4, equals, start color #aa87ff, 10, start text, space, f, o, u, r, s, end text, end color #aa87ff, minus \greenD{\text{ four}} fourstart color #1fab54, start text, space, f, o, u, r, end text, end color #1fab54 \phantom{9 \times 4} =9×4=empty space, equals - ~\greenD4− 4minus, space, start color #1fab54, 4, end color #1fab54 \phantom{9 \times 4 }=9×4=empty space, equals

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.

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)

Math question.. plz me .. best answer all