Using the Distri Equivalent Expr Rewrite the product 2(5+6) ?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?