1. Multiply and simplify (type exponential notion with positive exponents)
  2. Evaluate the polynomial for x = -1

2x

When x =-1, 2x

(Simplify the answer)

  1. Divide and Simplify (type exponential notation using positive exponents)
  1. Express using a positive exponent.

P

(Simplify the answer. Type a positive exponent)

  1. Factor completely.

25s

(Type N if the expression is not factorable)

  1. Divide and simplify (simplify the answer. Using integers or fractions for any numbers in the expression)
  1. Factor completely

100r

  1. Multiply (simplify the answer)
  1. Add. (Simplify the answer)

(2v

The answer is

  1. Simplify by removing factor of 1

The simplified form is

  1. Multiply and simplify. Assume variables represent non- zero real numbers.

x

(Simplify the answer. Type exponential notation with positive exponents)

  1. Multiply (-22)
  2. Find the x-intercepts for the graph of the equation y= x

The x-intercepts are

  1. Multiply (Simplify the answer)

(8x+3)(4x

  1. Factor c

(Type N if the trinomial is not factorable)

  1. Perform the indicated operations and simplify

=

  1. Subtract the polynomials (Simplify the answer)

(-4w

  1. Simplify by removing factors of 1

The simplified form is

  1. Subtract. Simplify if possible
  1. Add (3x

The answer is - x xy - y

  1. Factor (type N if the trinomial is not factorable)

50-15b+b

  1. Factor out the greatest common factor (type the answer in factored form)

8x

The factorization is

  1. Jack usually mows his lawn in 3 hours. Mary can mow the same yard in 4 hours. How much time would it take for them to mow the lawn together?
  2. Find all numbers for which the rational expression is undefined.

The number for which the rational expression is undefined are

  1. Solve.

t

The solution is t=

  1. Factor completely (type N if the binomial is not factorable)

4a

27. Use the FOIL method to find the product.

(5x

  1. Divide (24b

Choose the correct answer

a)6b

b)6b

c)6b

d)6b+8

  1. Find the variation constant and an equation of variation where y varies directly as x and y =30 when x =5

The variation constant is k=

The equation of variation is y=

  1. Find the greatest common factor for the group of terms.

-18a

The greatest common factor is

  1. Find a polynomial for the perimeter and for the area. The perimeter is (Simplify the answer. Do not Factor)

The area is

  1. If the sides of a square are lengthened by 8cm, the area becomes 196cm. Find the length of a side of the original square.

The length of a side of the original square is cm.

  1. Add. Simplify if possible.

(Simplify the answer)

34. Identify the degree of each term of the polynomial and the degree of the polynomial -9x

The degree of the first term is

The degree of the second term is

The degree of the third term is

The degree of the fourth term is

The degree of the polynomial is

35. Factor the trinomial. (Type N if the trinomial is not factorable.)

s

36. Solve. (Simplify the answer. Type an integer or a Fraction. Type N if there is no solution.)

The solution is

37 Multiply. (Simplify the answer)

(w + t)(w