Determine whether the following pairs of the lines are parallel, intersect at a single point, or are skew. if parallel, determine whether they are the same line. if line intersects, determine the point of intersection. x=2t, y=t+2, z=3t-1 and x=5s-2, y=s+4, z=5s+1
x=4+5t, y= -2t, z=1+3t and x=10s, y=6+4s, z=4+6s

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

Marina baked cookies. she gave 3/4 of the cookies to the scout bake sale. she shared the remaining 6 cookies with her friends. how many cookies did marina bake?

Asinusoidal function whose frequency is 1/6pi