f of x & stuff
if f(x)=3x, what is f(4)
12
Sin of 45 degrees is..
√2/2
What's the quadratic formula?
x=-b±√b2-4ac/2a
Solve for x:
25=5x
x=2
What is the largest country?
Russia
if g(x)=4x-1, what is g(1)
3
Cos(300)=?
1/2
Solve using the quadratic formula:
2x2−3x−5=0
x=-1, 5/2
Solve for x:
42x=64
x=3/2
In Shrek, what does Donkey say is like an onion because it has layers?
Ogres
f(x)=2x2-7, find f(a)
f(a)=2a2-7
Find 𝜃 if 0° < 𝜃 < 90°. Round to the nearest thousandth of a degree.
tan 𝜃 = 0.578612
30.030°
A toy rocket is launched from the ground with an initial velocity. Its height (in meters) after tt seconds is modeled by
h(t)=−5t²+20
Calculate the average rate of change of h(t) between t=1 and t=3
-20 m/s
Solve for x:
5x+1=125x-2
x=7/2
What fashion item made a comeback even though everyone swore we’d never go back to it?
Low-rise jeans
g(x)=3x2-1, find g(2)
11
Find 𝜃 if 0° < 𝜃 < 90°. Round to the nearest thousandth of a degree.
csc 𝜃 = 1.8426
32.880°
The distance a train travels is modeled by d(t)=50t, where d is in miles and t in hours.
Find the average rate of change of d between t=2 and t=5
50mph
Solve for x:
32x+1=27x-2
x=7
The iconic “Hollywood” sign originally spelled out what word?
Hollywoodland
Find f(h(g(4))) if:
f(x)=3x
g(x)=x2
h(x)=x+1
51
If cos θ = 4/5 and θ is in Quadrant IV, find the remaining five trigonometric functions of θ.
sinθ= -3/5
tanθ= -3/4
cotθ= -4/3
secθ= 5/4
cscθ= -5/3
The height of a basketball thrown into the air is modeled by
h(t)=−2t²+8t+4
where h is in meters and t in seconds.
Find the average rate of change of height from t=0 to t=2
4 m/s
Solve for x:
4x+1=82x-3
x=11/4
What is the only bodily organ that cannot get cancer
The heart