Scientific Notation
Write 3.45 x 104 in standard form.
What is 34,500?
Simplify 70
What is 1?
Evaluate the expression when x = 5
2x + 4x
What is 30?
Simplify
4(x + 3)
What is 4x+12?
Simplify
4x + 3x + 5x - 9x
What is 3x?
Write 23,000,000 in scientific notation
What it 2.3 x 107 ?
Simplify (73)(75).
What is 78?
xy - x
What is -21?
Simplify
5(3 - x)
What is -5x+15?
Simplify
4x + 5y - 2x - 9y
What is 2x - 4y?
The sign that makes the comparison true.
7.39 × 105 _________ 7.39 × 104
What is > ?
Simplify 85/87.
What is 1/82
Evaluate the expression for c = 8 and d = –3.
cd + c
What is -16?
Simplify
(4x - 8)(-3)
What is -12x+24?
Simplify
24x2 + 34x - x2 - x
What is 23x2 + 33x?
The sign that makes the comparison true.
1.9 × 10-3 _______ 1.9 × 10-4
What is > ?
Simplify (34)-2. Leave as a positive exponents.
What is 1/38
Evaluate the expression for s = 2, t = 13, and u = –4.
su − t2
What is -177?
Simplify
-(5 - x)
What is -5 + x
Simplify
18xy + 4y +3x + 2xy + 2x
Write 4.42 x 10-3 in standard form.
What is 0.00442?
Simplify 5-7/5-3
Evaluate the expression when a = -3 and b = 5
a(2b - 7) + a
What is -12?
Simplify
-23(-5x + 12)
What is 115x - 276?
Simplify
14x2y + 3xy2 - 13x2y
What is x2y + 3xy2?