Evaluate
When a = 3
a2 - 2a - 1
What is 2?
The constant in the expression is
4x2 + 2x - 3
What is 3?
Simplify (3x2 + 4x + 2) + (2x2 - 3x + 1)
What is 5x2 + x + 3?
The bill for dinner x dollars. In terms of x, express the cost of a pair of sneakers after a 20% tip applied.
What is 1.2x
(x + 5)(x - 3)
x2 + 2x - 15
When a = -2 b = 4
(a2 - 2b)
What is - 4?
Name the degree of the expression: 4x2 + 2x - 4x3.
What is 3?
Subtract (2x2 − 1) from (−2x2 + 2x - 1)
What is -4x2 - 2x?
Jane’s age is represented by J. If Greg is four years younger than Jane, represent his age in terms of a.
What is J - 4?
Simplify (2x - 4)2
4x2 - 16x + 16
When a = -4
-a3
What is -64?
This is a type of polynomial:
4x2 - 2x + 1
What is a Trinomial?
(5x2 - x) + (x2 − 2) − (−3x2 + 5x + 1)
What is 9x2 - 6x - 3?
Jerry earns 0.1 vacation days for every week that he works in a calendar year. He also gets 15 paid company holidays per year. Write an expression in terms of w to represent the amount of time he gets off from work in a year after working w weeks. Identify the units associated with the expression.
What is .1w - 15 and Units Days
Simplify: (y - 5)(y - 2) − (y + 1)(2y - 7)
What is -y2 -2y + 17?
When a = 3 b = -2
ba2 - 4
What is -22?
What is the leading coefficient of the expression?
3x2-2x+5+4x3
What is 4?
Simplify: 3x(x + 5) − 3(x2 + 5x + 9)
What is -27?
11. A store sells plain bagels for $2 and flavored bagels $3. They also offer a student discount of 20% off the total order. The expression below represents the total cost for a student to purchase bagels for their class.
.8(2x + 3y)
Interpret the meaning of each variable and each term.
What is x for plain bagels, y for flavored bagels.
2x - Total cost of plain bagels
3x - Total cost of flavored bagels
.8 - Total Student discount.
-4/3x3(3x-6)
-4x4+8x3
When a = 2 b = -3
b(a - b)3
What is -375?
Put the expression in standard form:
3x2 - 4x3 + 2 + 4x5
What is 4x5 + 4x3 + 3x2 + 2?
1/3(x + 7) − 1/2x(x2 + 3x + 9)
What is
1/2x3 + 3/2x2 + 29/6 + 7/3
Wendy has two jobs. She works at an ice cream shop "I" hours per week and works in a nursing home "N" hours per week. If Wendy earns $15 an hour at the ice cream shop and $17 an hour at the nursing home, represent his total earnings in one week in terms of b and t.
What is 15(I) + 17(N)
Simplify: (x - 4)(x + 6)(x - 3)
What is x3 - x2 -30x + 24?