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Radicals
Quadratic
8th Grade Math
Algebra
Hodge Podge
100
The expression √50 - 2√2 is equivalent to
3√2
100
Express (a + 6)(a - 8) as a trinomial
a2 -2a-48
100
What is 80% of 156?
124.8
100
Solve for x: 4(x + 1) = 6(4 - x).
x=2
100
Write (√8)2 in simplest form.
8
200
Simplify (1/2)√40.
√10
200
Factor: 2x2 + 5x + 3
(2x+3)(x+1)
200
A member of the solution set of -1 < x < 4 is: (a) -2 (b) -1 (c) 4 (d) 5
(b) -1
200
For which value of x is the fraction (x+5)/(x-1) undefined?
x=1
200
Express the product of 2.46 x 103 and 3.2 x 105 in scientific notation.
7.872 x 108
300
The sum of √6 and √150 is
6√6
300
Find the positive root of x2 - 5x - 36 = 0.
x=9
300
Which is an irrational number? (a) .127 (b) .6 (c) √48 (d) √81
(c) √48
300
If x = -2 and y = -3, find the value of xy2.
-18
300
The solution set of x2- 40 - 0 is
{-√40, +√40}
400
Express the product of 3√32 and 2√2 in simplest form.
24√2
400
Solve for all values of x: 4x2 - 144 = 0
x=-6, x=+6
400
Solve for x: 0.3x + 1.8 = -0.9
x=-9
400
If 4x + y = H, then x is equal to
(H-y)/4
400
Find -√256
-16
500
Simplify and combine: 5√27 + 3√48 - √108
21√3
500
If one root of 2x2 - 7x + k = 0 is 5, find the value of k.
k=-15
500
Expressed in scientific notation, 0.0000089 is equivalent to
8.9 x 10-6
500
If 12x 3- 16x2 + 2x is divided by 2x, the quotient is
6x2 - 8x + 1
500
Divide and simplify: (24√250) / (8√5)
15√5