Anyone know the answer ?

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.