The exact answers. Estimate the price of each item shown below. Then circle the answer that makes the most
sense.
PAINT
1. About how much will 4 gallons of paint cost?
a) $5
b) $500
c) $50
2. About what is the cost of 4 lawn chairs?
a) $40
b) $400
c) $1,200
3. About what is the cost of 6 hamburgers?
a) $3
b) $18
c) $60

Factor a ^3 - 3 + 3a^2 - a.1) (a - 1)(a + 1)(a + 3)2) (a2 + 1)(a - 3)3) (a2 - 3)(a + 1)

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?