Rational Numbers
2√81 =
18
What type of polynomial is x2 + y2?
A binomial
What is 9 x 9 x 9 x 9 when written as a power?
94
5x + 1 < x + 9
x < 2
An angle formed by two radii in a circle.
What is the central angle?
What is 0.333... when written as a ratio of integers?
1/3
Expand:
2xy(y - 12)
2xy2 - 24xy
What is (24)(2-3) / (2-5) when written as a single power?
26
-2x > x + 9
x < -3
A line segment with both endpoints on a circle.
What is a chord?
How many odd numbers are there in between 0.5 and 13/3?
2
2
((a2)3)(a-1)(a12)
a17
Solve:
5x ≥ 2(x + 18)
x ≥ 12
An angle formed by two chords that share a common endpoint.
What is an inscribed angle?
A square whose area cannot be expressed as a product of two equal rational numbers.
A non-perfect square
(x - 12)(x + 9) =
x2 - 3x - 108
Express as a single power:
([(-2)3]-5)-1
(-2)15
(1/5)(x - 5) ≥ 2(x - 5)
x ≤ 5
An inscribed angle is (2xy + 17)o, what is an expression for the central angle that is subtended by the same arc?
(4xy + 34)o
A square has an area of 49/4 cm2, what is the perimeter?
14 cm
What is (12x2y + 3xy) / 3xy =
4x + 1
Evaluate:
(22 x (32)0 x 52)3
1,000,000
How many natural numbers exist on the linear inequality given below?
-6 < x ≤ -1
0
Two inscribed angles are subtended by the same arc. One angle is 2x - 12, the other angle is 5x + 3. What is the value of x?
x = -5