Polynomials
What is 25% of 200?
50
2x+5=15
x=5
Is this relation a function or not: {(0,1), (1,3), (0,5}}?
Not a function
What is the slope of the line: y = 2x - 4?
2
A right triangle has hypotenuse 13 and one leg 5. Find the missing side.
12
Simplify 34 x 3-2
9
Simplify (-4y2)(3y5)
-12y7
What is the domain of the function: {(0,1), (1,3), (2,5}}?
{0,1,2}
What is the y-intercept of the line: 2x + 3y = 12?
4
Find sin B if opposite side is 7 and hypotenuse is 25
sin B = 7/25
Simplify 3a4/2b x 8b2/a
12a3b
If f(x)=2x2-3x+4, find f(3)
13
What is the formula for the volume of a sphere?
4/3πr3
Solve:
x + y =6
x - y = 2
x = 4, y = 2
What are complementary angles?
Two angles are complementary if their measures add to 90◦
Simplify (-2a2)3
-8a6
A number is tripled and decreased by 7, giving 20. What is the missing number.
3x-7=20, x=9
What is the diagonal length for a square of side length 10?
10√2
Write the equation of the line with slope 4 and y-intercept −2.
y = 4x - 2
In a right triangle, sin B = 12/13. If A and B are complementary angles, find cos A.
cos A = 12/13
Use the distributive property to remove parentheses and simplify -2y(6y3-4y+7)
8
Simplify (4u + v)(4u - v)
16u2 - v2
Find the domain of f(x) = 3x + 7
All real numbers
y=4
y=x2
A solution to the given system of equations is (x,y), where x > 0. What is the value of x?
x=2
In a right triangle, Opposite = 5, Adjacent = 12. Find sin θ
sin θ = 5/13