Real Numbers
Write 70 as a product of prime factors.
What is 2 x 5 x 7?
Find the least common denominator (LCD) of 1/2 and 5/3?
What is 6?
What is the value of
sqrt16
What is 4?
Evaluate the following.
|-9|=
|13|=
What is 9 and 13?
Factor completely.
6y-18
What is
3(y-6)
Evaluate.
(-2)^3
(-3)^2
What is -8 and 9?
Find the least common multiple (LCM) of 7 and 11
What is 77?
Write
26/7
as a mixed number.
What is
3 5/7
Simplify.
sqrt(v^10)
Assume that the variable represents a positive real
What is
v^5?
Solve the inequality for z.
17<=z+6
Simplify your answer as much as possible.
What is
z>=11
Factor
15y^2 + 9y^3
What is
3y^2 (5+3y)
Evaluate.
-4^3
(-3)^3
What is -64 and -27?
Find the greatest common factor of 16 and 46.
What is 2?
Divide. Write your answer in simplest form.
3/2 -: 8/5
What is
15/16
Simplify.
8 sqrt(2) - 6sqrt(2)
What is
2sqrt(2)
Solve the inequality for x.
-2+2x>8
Simplify your answer as much as possible.
What is
x>5
Factor.
49u^2- 42u + 9
What is
(7u-3)^2
Evaluate.
2 cdot (-2)-((-2)^3-4)^2
What is -148?
Evaluate each expression below.
Click on "Undefined" as needed.
7/0 =?
0/15=?
What is undefined and 0?
Evaluate. Write your answer as a fraction in simplest form.
(5/6)^2
What is
25/36
Multiply.
(3-2i)(-1+4i)
Write your answer as a complex number in standard form.
What is 5+14i?
Solve the inequality for v.
-10-5v>15
Simplify your answer as much as possible.
What is
v <-5
Solve for u.
u^2-2u-8=0
If there is more than one solution, separate them with commas.
If there is no solution, click on "No solution."
What is u=4, u=-2?
Simplify.
(1/3u^-7)^3
What is
1/(9u^21)
Order these numbers from least to greatest.
-sqrt300 , 172/10 , -17.bar3 , -17 9/26
What is
-17 9/26 < -17.bar3<-sqrt300<172/10
Solve for u. Simplify your answer as much as possible.
(7u+1)/2= (u+3)/6+10
What is u=3?
Solve.
sqrt(5-x)=13
What is -164?
Solve. If all real numbers, say "ALL REALS". If there is no solution, say "NO SOLUTION".
|x|+21>10
What is ALL REALS?
Factor.
8x^2+6x-5
What is
(2x-1)(4x+5)
Multiply. Write your answer is the simplest form?
-5/13*3*2/-9
What is 117?
***BONUS***
Classify each number below as a rational number or an irrational number.
ON BOARD...
Graph on number line.
ON BOARD.
Write in terms of i.
sqrt-40
What is
2isqrt10
Solve. If all real numbers say "ALL REALS". If there are no solutions say "NO SOLUTION".
|x| -25>-10
What is x < -15 or x > 15?
Factor. Use any method.
3x^2+x-4
What is (x-1)(3x+4)?
Simplyify.
((3y^2)/(4y)^-1)^3
What is