Brain Dead
3+4
7
3x+4 = 31, what is x?
9
solve the following system of linear equations:
x = 1+3y
6y+3x=-27
x = -5
y = -2
What is the derivative with respect to x of 3x^2+7x+8?
6x+7
What is (e^(ix) + e^(−ix))/2
cos(x)
7-4
(2*10) + (5)^2
45
What is the derivative of x^2 in terms of x
2x
what does cos^2(x) + sin^2(x) equal?
1
What geometric figure has the equation:
x^2+y^2 = 4
A circle
3*5
15
What kind of function is:
3y + 12x = 21What is 5/0
Undefined
What is the integral of (3x^4 + x^2)dx?
For sets A and B what does the statement mean:
x ∈ A ^ x ∈ B.
x is an element of A but not an element of B
0/5
0
What kind of function is:
x^2 +5x+20 = 0
Quadratic
What does cos(pi/2) equal?
0
What is the partial derivative with respect to y of 5x^2 + 6y + 3x ?
6
DAILY DOUBLE!!!?!>!>!>!:
What is the derivative with respect to x of tan(x)?
Hint: tan(x) = sin(x)/cos(x)
sec^2(x) OR 1/(cos^2(x))
60/12
5
A right triangle has legs with lengths of 3 and 6, what is the length of the hypotenuse.
Hint: answer can be in the form of "the square root of BLANK"
sqrt(45)
What is the integral of 2x dx
Hint: dont forget the constant of integration in your answer
x^2 + C
What is the limit as x approaches 4 for f(x) = 3x+2
14
What is the general solution of the ODE:
(dy)/(dx) = 2x
y = x^2 + C