x equals this in the equation:
(x-4)/(3x) = (8)/(3x)
What is 12?
100
This is the value of x in:
log_9 81 = x
What is 2?
100
This is the sum of the series with an lower limit of 1, and an upper limit of 3.
What is 6?
100
This is the x value that goes with the y value -1 on the unit circle.
What is 0?
100
This is the part of a trigonometric expression that determines the amplitude.
(y=a*sinb(x-h)+k). How would you use this to find the amplitude. (ex. 2pi/|b| for period).
What is |a|?
200
This is the simplified version of:
(7)/(9x^2) + (x)/(3x^2+3x)
What is (3x^2+7x+7)/(9x^2(x+1))?
200
This is
logx=2 as an exponential function
What is 10^2 = 100?
200
This is what is used for the value of i when no index is given.
What is 1?
200
This is 30 degrees in radians.
What is pi/6?
200
This is the range of the parent function of y=cosx
What is -1 is less than or equal to y is less than or equal to 1?
300
This is the simplified version of:
(x+2)/(x^3-27) * (x^2+3x+9)
What is (x+2)/(x-3)?
300
This is the value of x in:
4^x = (1/2)^(x-3)
What is 1?
300
In this type of sequence, the difference between the consecutive terms is constant.
What is and arithmetic sequence?
300
This is a coterminal angle of 420 degrees that falls between 0 and 2pi.
What is 60 degrees?
300
This is essentially the phase shift that occurs between sine and cosine.
What is right pi/2 or left pi/2?
400
This is the simplified version of:
(7x)/(2x-10) / (x^2-6x)/(x^2-11x+30)
What is 7/2?
400
This is the value of x in:
log_5 (4x-7) = log_5 (x+5)
What is x=4?
400
This is an expression formed by adding terms of a geometric sequence.
What is a geometric series?
400
This equals cotx in sines and cosines.
What is (cosx)/(sinx)?
400
This is the amplitude of the parent function of y=3sinx.
What is 1?
500
This is the extraneous solution to the equation:
(6)/(x-3) = (8x^2)/(x^2-9) - (4x)/(x+3)
What is x = -3?
500
If Billy has apples, how many does he have? Think logically. (hint... JUST KIDDING!)
For real,
This is the value of x in log_4 (5x-1) = 3.
What is x=13?
500
This is the sum of the infinite geometric series:
1-(3/4)+(9/16)-(27/64)+...
What is 4/7?
500
In these quadrants cotangent is negative.
What are Quadrants II and IV?
500
These are the changes to this function from the parent function.
y=3sinx+3